Have you ever thought about why on some days you feel worse and lethargic, although everything seems to be going on as usual? Perhaps you even associated this with worsening weather conditions, noticing that bad weather worsens diseases. However, it remains unclear exactly how bad weather affects health. The answer is simple - it's all about the action atmospheric pressure per person.
about atmospheric pressure
Atmospheric pressure is the force with which air presses on the surface of the Earth, as well as on all objects that are on it. It is constantly changing and depends on the height and mass of air, its density, temperature, direction of circulation of flows, height above sea level, latitude.
It is measured in the following units:
- torr or millimeter of mercury (mm Hg);
- pascal (Pa, Ra);
- kilogram-force per sq. cm;
- other units.
Which atmospheric pressure is low and which is high
The impact of the atmosphere decreases as the temperature rises (in summer) and increases as it falls (in winter). It also decreases after 12 hours and after 24 hours, and rises from morning to evening.
A smaller layer of air presses on high points on the Earth's surface than on low ones, so the severity of the atmosphere at such points is less. At points closer to the poles, the atmosphere presses harder due to the cold. Therefore, it became necessary to define a starting point. As a norm, it is customary to consider an indicator at sea level and a latitude of 45 °.
Important! Normal atmospheric pressure is 760 mm Hg. Art. or 101 325 Pa.
Video: atmospheric pressure Accordingly, if the pressure is more than 760 mm Hg. Art., it will be increased for meteorologists, if less - reduced. However, this statement does not apply to specific people. Normal atmospheric pressure is a conditional concept, it does not mean optimal for a person.
People live in different climatic zones, at different latitudes, at different heights above sea level, therefore they feel different gravity of the air, so it is impossible to determine the optimal level for everyone.
We can only say that for a particular person, the optimal level will be that which is the norm (taking into account the height above sea level and other factors) for the area in which he lives.
In other words, the pressure that would be considered normal for the inhabitants of Africa in the equatorial region may be lowered for the inhabitants of the Arctic if they come to Africa on an excursion. 
Influence and relationship with the human body
About ¾ of the world's population are weather dependent and react to a decrease in atmospheric pressure with a deterioration in well-being. Weather-dependent people feel the fluctuations of the mercury column when it is about 10 mm.
The deterioration of well-being at low atmospheric pressure is primarily associated with a reduced oxygen content in it and an increase in air pressure inside us.
Important! An average of 12 to 15 tons of air presses on each person, which does not crush people due to the fact that there is also air inside us that presses with equal force.
Video: the influence and relationship of atmospheric pressure with the human body The state of health deteriorates due to the fact that the air inside a person tends to come into balance with the air around him and leaves the body. Therefore, in space, where there is no atmosphere, without a spacesuit, all the air will come out of a person.The liquid boils in the presence of air resistance at +100 ° C, when it weakens, the temperature drops. If you rise to a height of 19,200 m above sea level, the blood in the body will boil.
Distinguish 3 types of addiction:
- Straight- when blood pressure rises following an increase in atmospheric pressure, and vice versa. This type is familiar to hypotensive patients, whose blood pressure is usually below normal.
- Reverse- when blood pressure falls when atmospheric pressure rises, and vice versa. Basically, this is typical for hypertensive patients.
- Incomplete reverse- when only the upper or lower blood pressure changes. Thus, changes in meteorological conditions can affect people who are not normally familiar with hypertension or hypotension.
The gravity of the atmosphere decreases before the deterioration of weather conditions, this is manifested in humans by the following symptoms:
- nervousness;
- migraine;
- lethargy;
- aches in the joints;
- numbness of fingers and toes;
- labored breathing;
- accelerated heartbeat;
- vasospasm, circulatory problems;
- blurred vision;
- nausea;
- suffocation;
- dizziness;
- rupture of the eardrum.
Why is low atmospheric pressure dangerous?
The mechanism of influence of the reduced gravity of air manifests itself in the following way:
- The humidity in the air rises and it becomes more difficult to breathe.
- The air becomes lighter because there is less of it, that is, the amount of oxygen contained in it also decreases. Oxygen starvation sets in.
- Brain cells, heart, blood vessels, and respiratory organs suffer from a lack of oxygen.
- Oxygen starvation of brain cells causes changes in the mental state - euphoria is replaced by apathy and depression.
- As a result, the head begins to hurt, and conventional medicines cannot relieve this pain. The person feels dizzy, nauseous, weak.
- A reflex reaction of the body to a decrease in oxygen supply is rapid breathing.
- On the other hand, the intense work of the respiratory organs causes an increase in oxygen demand. In this case, due to the greater number of exhalations, more carbon dioxide leaves the body. In response to this, the respiratory center weakens the load, the number of breaths decreases.
- An accelerated heartbeat leads to an increase in the number of heart attacks. Blood begins to flow with greater force through the vessels, blood pressure rises.
- On the other hand, in response to a decrease in oxygen in the blood, more red blood cells are produced to carry more oxygen. The blood thickens internal organs increase, it becomes more difficult for the heart to pump blood, it flows more slowly through the vessels, blood pressure drops.
- A drop in blood pressure worsens the well-being of not only hypotensive patients, but also hypertensive patients who take medication to lower it.
- Thickening of the blood impairs its flow through small vessels, the blood supply to the joints and extremities worsens, aching joints and numbness of the extremities appear.
- The deterioration of blood supply and brain function reduces visual acuity.
- The air pressure inside the body increases - in the gastrointestinal tract, this causes the diaphragm to rise and the lungs to contract, that is, breathing becomes difficult. The same reason can cause a rupture of the eardrum.
- The resistance of the skin increases, the body feels stress, produces more stress hormones, and the number of leukocytes in the blood increases.
Did you know? Blaise Pascal calculated that the mass of the entire atmosphere of the Earth is 5 quadrillion tons.
What to do with low atmospheric pressure
Most often, weather sensitivity problems occur in people with overweight, leading sedentary image life and malnutrition.
Did you know? If the Earth's atmosphere disappears, the air temperature will be -170° C, there will be no sound, the sky will turn black.
Thus, the indicator of reduced atmospheric pressure will be different for residents of different areas, so there is no optimal indicator for everyone. 
A decrease in the gravity of the air negatively affects the well-being of most people, so such indicators should be carefully monitored. To reduce the negative influence, on such days one should lead a more calm and healthy lifestyle life.
Many people experience various disorders of the cardiovascular system. At the same time, the level of blood pressure as a symptom of pathology is of great importance. a person often depends on weather conditions and atmospheric pressure. Changes in the barometer have an impact not only on sick people, but also on healthy people. In science, there is a definition of the concept of atmospheric pressure - this is the force of the air column on 1 cm of the surface. It is measured in hectopascals, millibars or millimeters of mercury.
In ancient times, it was believed that air has no weight and, accordingly, cannot lead to any changes in the weather or well-being. Later, scientists found out what is the effect of atmospheric pressure on human pressure.
Weather dependent and healthy people
With a barometer reading of 760 mmHg, people's well-being does not change and is within the normal range. Slight fluctuations in atmospheric pressure lead to symptoms such as dizziness, joint pain, or feelings of fear and anxiety. People who do not have diseases may also experience malaise. This is due to low physical activity, as a result of which the body loses its tone and cannot quickly adapt to conditions. environment.
In a year, the pressure force varies within 30 mm. During the day, the values can fluctuate within 1-3 mm Hg. Art. A healthy person does not feel these changes, but weather-dependent people with any health problems can feel these deviations.
The higher the area is above sea level, the vice versa. If a person lives for quite a long time in the same area with a specific value of the measuring device, then it does not have a pathological effect on the state of health. Symptoms usually occur if the pressure changes abruptly. In this case, the first to feel the fluctuations are people who have any diseases - acute or chronic.
Doctors have determined quite accurately how different levels of atmospheric pressure affect people and what ailments they experience.
Underground
With increased air pressure, a person's pulse becomes less frequent, respiratory function is inhibited. In addition, intestinal peristalsis also increases. The effect of barometric pressure on a person's pressure increases in proportion to the distance a person descends. The most exposed to the characteristics of the air in this case are people who perform work at depth. The level of dissolution of gases in the blood reaches its maximum value, increases efficiency and concentration. However, a large amount of oxygen has a toxic effect and provokes the occurrence of lung diseases. The lifting of workers from the depth is carried out according to accepted standards. In the event of a violation of the return rate, gas bubbles clog the vessels, and death may occur.
Above sea level
The influence of atmospheric pressure on the pressure of a person who is, for example, in the mountains, manifests itself in increased breathing and heart rate, headaches, asthma attacks and nosebleeds. Symptoms go away as the person gets used to the conditions. Often there is a need for medical care for people who have signs of oxygen starvation. The specialist will help you quickly adapt to the low atmospheric pressure.
People who work at extreme altitudes, in order to avoid death from lack of oxygen, are placed in special spacesuits or work in a closed unit where normal pressure is created.
The effect of atmospheric pressure on well-being ordinary people, whose location is not associated with work in extreme conditions, occurs in a less obvious way. In the case when there is a sharp change in weather conditions, and the person is within the same area, the symptoms indicated above appear slightly.
Atmospheric pressure and some diseases
If we consider in more detail the state of health, then in people with cardiovascular disorders, first of all, there are disorders of the heart. Doctors recommend in this case to take the usual medications and to observe the regime of sleep and rest.
The influence of atmospheric pressure on the pressure of a person who has mental disorders in remission is expressed as the appearance of obsessive fear or anxiety. Taking sedatives or herbal collection help reduce unpleasant symptoms reducing their occurrence to a minimum.
In diseases of the articular apparatus during pressure fluctuations, attacks of pain in the affected areas may occur, accompanied by weakness and fatigue.
The influence of atmospheric pressure on arterial pressure is more pronounced in people suffering from chronic abnormalities - hypertensive or hypotensive patients. In this case, it is necessary to ensure constant pressure control, avoiding critical values.
More about meteopathy
Healthy people, as a rule, almost do not feel changes in barometer values, but ailments may be subtle. The most difficult thing is for people whose body reacts to changes not only in atmospheric pressure, but also in solar activity, other
Some believe that meteorological dependence is a disease, others that it is a temporary phenomenon. However, the constant sensitivity to changes in the weather, which is associated with disturbances in the functioning of the body, suggests that it is necessary to treat meteopathy, starting, first of all, with diseases. The dependence on atmospheric pressure will decrease and the person will feel much better in any weather.
There are methods that help people feel healthier when the weather changes drastically. These include: taking immunomodulators, a contrast shower in the morning, mild physiotherapy and a diet rich in vitamins and minerals.
In addition, compliance with medical recommendations will help stabilize the general condition, and the person will be able to carry out normal activities. During a cyclone (low pressure) or an anticyclone (high pressure), you should avoid heavy physical exertion, unrest and important issues.
The science
The influence of atmospheric pressure on health has been studied for a long time and even a science has appeared that studies the effects natural phenomena on the well-being of people - biometeorology. As part of the research, frequent cases of meteopathy were identified, as well as the dependence on weather conditions of sick and relatively healthy people. Scientists have found that a certain percentage of hereditary sensitivity to weather conditions affects the occurrence of malaise.
History and statistics
The discovery made in 1643 by the Italian physicist and mathematician Torricelli made it possible to continue research in the field of the atmosphere and its properties. It was proved that air has weight and presses on one centimeter of the Earth's surface with a force of 1.033 kilograms.
The most was registered in the village of Turukhansk Krasnoyarsk Territory in winter (815 mm Hg), the lowest - in Hurricane Nancy, over Pacific Ocean(641 mm Hg). The location of the anomalous regions suggests that pressure drops occur more frequently than in other areas. However, people living near the Arctic Circle endure such phenomena quite steadfastly, since they are constantly in this territory.
If you regularly listen to the weather forecast, then most likely you noticed that at the end they always report data on atmospheric pressure. Have you ever wondered what it is, why and how it is measured? Atmospheric pressure and its effect on humans will be discussed in this article. For the first time, atmospheric pressure was measured back in 1643. Long experiments by the Italian scientist Evangelista Torricelli showed that air has a certain weight that can be measured. As a result of long tests, the great scientist invented the barometer. Now the atmosphere could be measured with the utmost precision.
It is not difficult to imagine the effect of atmospheric pressure. In fact, this is the force with which everything that surrounds us is pressed atmospheric air. This force is measured in hectopascals (hPa), but old units are also acceptable: the popular mm. rt. Art. and millibar (mb). The question often arises: “What is the normal atmospheric pressure?”. This is the force with which a column of air presses on earth's surface at sea level. This value is taken as 760 mm Hg. The maximum atmospheric pressure was registered in 1968 in the northern region of Siberia and was equal to 113.35 hPa. During this period, almost all residents felt unwell, since the maximum atmospheric pressure is an unusual phenomenon of nature and there is no adaptation to it.
Any deviation from the norm, whether it be high or low atmospheric pressure, leads to a change in weather conditions. It is known that gases have an excellent resource for compressibility, respectively, the denser the gas, the more pressure it is able to produce. Atmospheric pressure decreases significantly with altitude. The higher above sea level the measurement is made, the lower the readings will be. This is due to the fact that the pressure of one layer on the other is reduced. For example, at an altitude of 5000 meters, its performance is already two times less than on the ground.
At night, there is usually an increased atmospheric pressure, and during the day, with an increase in air temperature, the pressure decreases. How does low or high atmospheric pressure affect a person? First of all, it depends on the individual characteristics of a person and his state of health. Usually people with pathology of the heart and blood vessels react more strongly to fluctuations in atmospheric pressure. For them, it doesn’t matter what the normal atmospheric pressure is, the main thing is that the characteristic locality pressure did not give sharp jumps. Such people are usually interested in the forecast for the coming days, so that they can take appropriate measures and prevent the exacerbation of their diseases.
From observations and studies it is clear that high blood pressure is not the cause of a deterioration in general well-being in all people. With a strong excess of the norm in some people, breathing becomes deeper, the pulse quickens, hearing weakens a little and the voice becomes quieter. The main part of the population, these ailments are transferred almost imperceptibly. High atmospheric pressure is more often a problem for people suffering from migraines and cardiovascular diseases. Of course, this takes into account not only the magnitude, but also the frequency of pressure fluctuations. When the drops occur smoothly, and the difference is only a few units, they are felt much weaker.
Most often, we feel unwell with a decrease in atmospheric pressure. Blood pressure decreases, the general condition resembles the process of oxygen starvation, the head is spinning, the legs become “cottoned”, etc. Scientists conducted research on the number of traffic accidents and got a disappointing result. The number of accidents during the period of low atmospheric pressure increases by an average of 15-20%. Drivers, be vigilant and careful!
Whether we like it or not, the weather affects not only our mood, but also our general physical condition. Feeling that you are becoming “uncomfortable”, try not to worry and, if possible, reduce all sorts of serious physical exertion. In cases where the ailment becomes simply unbearable, of course, you should consult a doctor.
These days in the European territory of Russia there are sharp drops in atmospheric pressure.
Last weekend, when the North Atlantic cyclone passed through the center of the country, atmospheric pressure dropped sharply. And at the beginning of this week, the cyclone replaced the anticyclone, the atmospheric pressure will rise sharply on Tuesday and will remain elevated for several days. In the second half of the week, another North Atlantic cyclone will pass through the north of ETR. With it, sharp ups and downs in atmospheric pressure are again expected.With a noticeable change in atmospheric pressure, both up and down, the human body often feels a deterioration in well-being. Here are some general guidelines website to reduce the negative symptoms of high or low atmospheric pressure on our body.
Anticyclone An anticyclone is an increase in atmospheric pressure, which is accompanied by calm, clear weather with no drastic changes temperature or humidity level. High atmospheric pressure has a very negative effect on human health, especially if he is allergic, asthmatic or suffers from high blood pressure. Such people react quite sharply to various harmful impurities in the air, the amount of which increases significantly in dry calm weather.
In the human body, the anticyclone is manifested by headaches and heart pains, decreased performance, malaise and general weakness. Increased atmospheric pressure negatively affects the protective functions of the body by reducing the number of leukocytes in the blood. All this significantly undermines human health, making it vulnerable to various infectious diseases.
In order to facilitate the effect of the anticyclone, it is recommended to take a contrast invigorating shower in the morning, do light gymnastics and introduce more potassium-containing fruits into your daily diet. To reduce the load on the immune and nervous systems of a person, it is better to temporarily abandon serious and important matters. If possible, you need to rest more in order to quickly restore the strength lost by the body in the fight against the negative influence of the anticyclone.
Cyclone A cyclone is a decrease in atmospheric pressure, which is usually accompanied by increased temperature, cloudiness, humidity and precipitation. The most affected by the cyclone are people suffering from low blood pressure, respiratory problems, and cardiovascular problems. The main manifestations of the negative impact of the cyclone on the human body are: shortness of breath, shortness of breath, lack of air and general weakness. This is due to a lack of oxygen in the surrounding air. Often, during a cyclone, intracranial pressure rises in a person, resulting in a severe migraine. In addition, there may be malfunctions in the work of the stomach and intestines, which are associated with intense gas formation. With the advent of a cyclone, you need to constantly monitor your blood pressure. Drinking plenty of water, a contrast shower, a calm sound sleep, as well as a morning cup of coffee will help you with this. For supporting general health during a period of low atmospheric pressure, it is recommended to drink lemongrass or ginseng tincture.
Rules for reducing the symptoms of weather dependence Atmospheric pressure, or rather its sharp changes, often take the inhabitants of megacities by surprise. It is almost impossible to completely cure this form of weather dependence, but by following some simple rules, you can significantly alleviate your health in difficult weather conditions. First of all, you need to strictly monitor your daily routine and go to bed as early as possible. With sudden changes in atmospheric pressure, sleep should last at least 9 hours. For a good night's rest, it is recommended to drink a glass of chamomile or mint tea at night, and when you wake up, do a light massage of the legs and feet, and only then just get out of bed. In order to cheer up, you should do daily short gymnastics, which will help you tone your blood vessels. Should be removed from the list gymnastic exercises tilts and squats, as they require balance. After charging, it is recommended to take a contrast shower, which has a positive effect on the health of all internal systems and human organs.
It is good to support the nervous system with a complex of vitamins, which should be taken with changes in atmospheric pressure. You need to eat often, but in small portions, and in no case do not overload the body with heavy food. During many hours of work at the computer, it is necessary to periodically take a break, during which you can do short exercises, change your position, and also massage the neck and temporal zones on your own. In order to endure all weather surprises as painlessly as possible, try to avoid strong surges and stress. Also at this time it is not recommended to conduct strength training and responsible events. In case of pressure drops, it will be useful to visit the pool, where the calm atmosphere and the healing effect of water will help you forget about all the troubles.
Weather dependent people are advised to increase their intake of water and fruit juices. With drops in blood pressure, you should rest more in a lying position. Sweet warm tea will help to restore the tone to the body at reduced pressure. It is very important in these difficult days to notice warning signs in time that may indicate serious illnesses: - discomfort in the chest, radiating to the shoulder, shoulder blade or umbilical region; - sudden loss of sensation in the lower and upper extremities; - feeling of numbness of half of the face; - difficult speech; - sudden onset of nausea; - defocusing of vision or flickering before the eyes of flies; - breathing problems.
We wish you cheerfulness and good health, regardless of the magnitude of atmospheric pressure!
The most important thing on the topic: atmospheric pressure 738 how it affects a person with comments from practitioners. All questions can be asked after the article.
Low atmospheric pressure and relationship with well-being
Have you ever thought about why on some days you feel worse and lethargic, although everything seems to be going on as usual? Perhaps you even associated this with worsening weather conditions, noticing that bad weather worsens diseases. However, it remains unclear exactly how bad weather affects health. The answer is simple - it's all about the effect of atmospheric pressure on a person.Atmospheric pressure is the force with which air presses on the surface of the Earth, as well as on all objects that are on it. It is constantly changing and depends on the height and mass of air, its density, temperature, direction of circulation of flows, height above sea level, latitude.
It is measured in the following units:
- torr or millimeter of mercury (mm Hg);
- pascal (Pa, Ra);
- kilogram-force per sq. cm;
- other units.
To measure atmospheric pressure, you will need mercury and metal barometers.
Which atmospheric pressure is low and which is high
The impact of the atmosphere decreases as the temperature rises (in summer) and increases as it falls (in winter). It also decreases after 12 hours and after 24 hours, and rises from morning to evening.
A smaller layer of air presses on high points on the Earth's surface than on low ones, so the severity of the atmosphere at such points is less. At points closer to the poles, the atmosphere presses harder due to the cold. Therefore, it became necessary to define a starting point. As a norm, it is customary to consider an indicator at sea level and a latitude of 45 °.
There is no topic video for this article.
Video: atmospheric pressure Accordingly, if the pressure is more than 760 mm Hg. Art., it will be increased for meteorologists, if less - reduced. However, this statement does not apply to specific people. Normal atmospheric pressure is a conditional concept, it does not mean optimal for a person.
People live in different climatic zones, at different latitudes, at different heights above sea level, so they feel different air gravity, so it is impossible to determine the optimal level for everyone.
We can only say that for a particular person, the optimal level will be that which is the norm (taking into account the height above sea level and other factors) for the area in which he lives.
In other words, the pressure that would be considered normal for the inhabitants of Africa in the equatorial region may be lowered for the inhabitants of the Arctic if they come to Africa on an excursion.
About ¾ of the world's population are weather dependent and react to a decrease in atmospheric pressure with a deterioration in well-being. Weather-dependent people feel the fluctuations of the mercury column when it is about 10 mm.
The deterioration of well-being at low atmospheric pressure is primarily associated with a reduced oxygen content in it and an increase in air pressure inside us.
The liquid boils in the presence of air resistance at +100 ° C, when it weakens, the temperature drops. If you rise to a height of 19,200 m above sea level, the blood in the body will boil.
Distinguish 3 types of addiction:
- Straight- when blood pressure rises following an increase in atmospheric pressure, and vice versa. This type is familiar to hypotensive patients, whose blood pressure is usually below normal.
- Reverse- when blood pressure falls when atmospheric pressure rises, and vice versa. Basically, this is typical for hypertensive patients.
- Incomplete reverse- when only the upper or lower blood pressure changes. Thus, changes in meteorological conditions can affect people who are not normally familiar with hypertension or hypotension.
The gravity of the atmosphere decreases before the deterioration of weather conditions, this is manifested in humans by the following symptoms:
- nervousness;
- migraine;
- lethargy;
- aches in the joints;
- numbness of fingers and toes;
- labored breathing;
- accelerated heartbeat;
- vasospasm, circulatory problems;
- blurred vision;
- nausea;
- suffocation;
- dizziness;
- rupture of the eardrum.
The mechanism of influence of the reduced gravity of air manifests itself in the following way:
To normalize blood pressure at low atmospheric pressure, doctors recommend increasing the amount of fluid consumed. Drink water, infusions medicinal herbs. It is necessary to reduce physical activity, more rest.
Good sleep helps. In the morning, you can allow a cup of a drink containing caffeine. During the day, you need to measure the pressure several times.
A lot of health problems can be delivered to hypertensive patients and changes in air temperature. During the anticyclone period, combined with heat, the risk of cerebral hemorrhages and heart damage increases significantly.
Due to high temperature and high humidity, the oxygen content in the air decreases. This weather is especially bad for the elderly.
However, in some cases, such weather conditions cause blood clotting. This increases the risk of blood clots and the development of heart attacks, strokes.
The well-being of hypertensive patients will worsen if atmospheric pressure rises simultaneously with a sharp decrease in ambient temperature. With high humidity, strong wind hypothermia (hypothermia) develops. Excitation of the sympathetic department nervous system causes a decrease in heat transfer and an increase in heat production.
The reduction in heat transfer is caused by a decrease in body temperature due to vasospasm. The process contributes to an increase in the thermal resistance of the body. To protect against hypothermia of the extremities, the skin of the face constricts the vessels that are in these parts of the body.
If the cooling of the body is very sharp, a persistent vascular spasm develops. This can cause an increase in blood pressure. In addition, a sharp cold snap changes the composition of the blood, in particular, the amount of protective proteins decreases.
As you know, the higher from sea level, the lower the air density and the lower the atmospheric pressure. At an altitude of 5 km, it decreases by about 2 r. The influence of air pressure on the blood pressure of a person located high above sea level (for example, in the mountains) is manifested by such signs:- Increased breathing;
- Acceleration of heart rate;
- Headache;
- Asphyxiation attack;
- Nosebleeds.
At the core negative impact reduced air pressure lies oxygen starvation, when the body receives less oxygen. In the future, adaptation occurs, and well-being becomes normal.
The first symptoms of the pathology of the disease are muscle and joint pain. In severe cases, eardrums burst, dizziness, labyrinthine nystagmus develops. Decompression sickness sometimes ends in death.
Meteopathy is a negative reaction of the body to changes in the weather. Symptoms range from mild malaise to severe myocardial dysfunction that can cause permanent tissue damage.
The intensity and duration of manifestations of meteopathy depend on age, build, and the presence of chronic diseases. Some ailments last up to 7 days. According to medical statistics, 70% of people with chronic ailments and 20% of healthy people have meteopathy.
The second degree is called meteorological dependence, it is accompanied by changes in blood pressure and heart rate. Meteopathy is the most severe third degree.
With hypertension, combined with meteorological dependence, the cause of deterioration of health can be not only fluctuations in atmospheric pressure, but also other environmental changes. Such patients need to pay attention to weather conditions and weather forecasts. This will allow you to take the measures recommended by the doctor in time.
Article publication date: 08/31/2018
Date of article update: 09/04/2018
Often people, especially those with diseases of the cardiovascular system, complain that with the change of weather they began to feel worse.
But not everyone knows why and how atmospheric pressure affects a person. However, these events are interconnected and this connection has a simple justification: climate change means a change in atmospheric pressure, which, in turn, affects the walls of human vessels.
Normal air pressure ranges from 750 to 760 mm Hg. st (mercury column). During the day, it can vary by an average of 3 mm, and over the year, fluctuations reach 30 mm.
Barometric pressure is considered elevated if its reading exceeds 760 mm Hg. Art., in meteorology it is present in the areas of anticyclones.
Under anticyclone conditions, there are almost no sharp jumps in temperature and precipitation. The weather is clear, there is no wind. At the same time, the content of harmful substances in the air is growing.
Due to the increase in atmospheric pressure, the number of leukocytes in the blood decreases. And this means that the body's immune abilities are reduced - it becomes vulnerable to various infectious pathogens.
The influence of high atmospheric pressure on a person is marked by certain symptoms: headache, a feeling of weakness throughout the body, a decrease in working capacity, and an increase in blood pressure.
Low air pressure is less than 750 mm Hg. Art. Forecasters call the area where it is observed - a cyclone.
The cyclone is accompanied by a high level of air humidity, precipitation, cloudiness, and a slight decrease in temperature. The concentration of oxygen in the air decreases, the content of carbon dioxide increases. This provokes insufficient blood oxygen saturation, and the heart muscle functions with an increased load.
The cyclone acts on a person as follows:
- the rhythm of breathing becomes more frequent;
- heartbeat quickens;
- the impact force of the heart decreases.
The dependence of blood pressure on barometric pressure exists in three variations:
- Straight. As the atmospheric pressure rises, so does the arterial pressure. Similarly, with a decrease in atmospheric pressure, there is a decrease in blood pressure. Hypotension patients are usually directly dependent.
- Partially reverse. The values of only the upper limit of blood pressure react to the change in barometric indicators, and the lower limit remains unchanged. And the second situation - a change in atmospheric pressure provokes a change in the lower indicators of blood pressure in the vessels, and the upper values \u200b\u200bare preserved. This situation is typical for people with a normal level of blood pressure.
- Reverse. As the atmospheric pressure decreases, the upper and lower boundaries of BP increase. With an increase in atmospheric pressure, both blood pressure limits decrease. This dependence is observed in hypertensive patients.
Sources
-
Perry, Susan What to do if you have high pressure: Strategy to fight the invisible enemy / Susan Perry. - M .: Publishing House Reader's Digest, 2004. - 252 p. ✔ ✉
