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Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

author:Chen Maomeng talks about health

At present, we are about to usher in the season of spring and summer, and the more obvious feature of this season is dry air. In a relatively dry environment, many people report that they often have a dry throat, a pain from the nasal cavity to the throat when inhaling, and the throat is often sticky, as if there is endless coughing phlegm.

The throat is uncomfortable, and our first reaction is to drink more water, which may be on fire. Therefore, many people brew lemons, wild chrysanthemums, fat sea or tangerine peel and other teas that are helpful to the fire to drink, thinking that drinking water and going to the toilet frequently can not only defeat the fire, but also promote metabolism, which is good for health.

But there are also many voices of doubt, saying that drinking more water may not be good for the body. For example, a case share not long ago:

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

The patient said that he seemed to have a "problem" drinking water, and always went to the toilet non-stop, especially at night, getting up several times at night, which greatly affected rest.

At first, he thought it was caused by drinking too much water before going to bed, but later, even if he rarely drank water or did not drink water before going to bed, he still got up more often than others, so he worried about whether there was something wrong with his kidneys.

It is understood that many people will have such troubles:

Is it possible that drinking too much water is not good for the kidneys?

If you drink less water, do you have to go to the toilet many times because your kidneys are unhealthy?

Are the kidneys of people who don't often go to the toilet healthier than people who go to the toilet several times after drinking water?

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

First, the kidney health is not healthy, what is the measurement standard?

There is a misunderstanding here, let's correct it first:

Whether the kidneys are healthy is measured not from the perspective of drinking water and urinating, but from the perspective of whether the way of drinking water is scientific and whether it increases the work burden of the kidneys.

Do you know where we drink the water?

After the water enters the digestive system, it does not flow directly to the kidneys, but enters the bloodstream and is transported to all corners of the body, and only the parts that cannot bring energy and nutrients to the body are transported to the excretory organs.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

Our kidneys, after filtering out some unused ingredients, excrete them from the body, and this is how urine is formed.

Ordinary people have two kidneys, don't look at this small organ looks very ordinary, "combat power" is very powerful. We can liken the kidney unit to a miniature factory that filters and expels toxins from the body, and two kidneys have one or two million kidney units.

What is this concept?

Under normal circumstances, our kidneys only need to pay 25% of the strength to complete their daily work indicators, and there is still a lot of residual value, so there is generally no overload.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

There is nothing wrong with drinking more water itself, as long as it does not reach an extreme level, such as: do not challenge the way of the "big stomach king", in a short period of time has been constantly pouring water, generally will not easily cause a burden on the kidneys, moderate drinking water will also promote circulation, so that toxins are discharged more smoothly.

Then, some people may ask, drinking the same amount of water, you are more urine than others, how can this be? Could it be caused by a disease?

In fact, everyone's situation is different, and it may not be caused by the disease, I am really not sure that you can go to the regular hospital to check it, do a bladder residual urine test, if the test results show that the urination is not clean, you can further consult the doctor.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

Normally, a healthy adult produces a total of about 1500ml-1800ml of urine per day. When you drink more water, your urine output increases; when you drink less water, your urine output decreases.

If you drink little or no water, do you still go to the toilet frequently?

Here we look at them separately: if it is a man, it needs to be ruled out by examination; if it is a woman, it needs to rule out the possibility of urinary tract infection.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

In addition, if it is a diabetic patient and a "three-high" population, it may also have more urine output than ordinary people, and it is necessary to follow the doctor's instructions and cooperate with treatment.

Under normal circumstances, as long as the urine output fluctuates up and down in the normal range, we do not need to be too nervous, it is best not to rely solely on "more urine and less urine" to measure whether the kidneys are healthy, but to go to a regular hospital to consult a doctor.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

Second, will drinking too much water really hurt the kidneys? Is your drinking water the right way?

Many people's drinking habits in life are not scientific, and there are even certain misunderstandings about when to drink water, how much water to drink, and how to drink it to be conducive to physical health. Insisting on the wrong way of drinking water for a long time does damage the body.

Next, let's take a look at these misconceptions about drinking water:

First of all, we need to know that the water contained in the human body accounts for about 60% of the body weight, of which the bones contain about 22% of the water, once people lack water, it will cause a lot of problems, so don't wait until you are very thirsty before you think of drinking water.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

When we feel thirsty, the loss of water in the body has reached about 2%-3% of the body weight, the brain will receive the "I am thirsty" command, the body will order us to drink water.

If you have not yet gone to drink water at this time, the body water continues to lose, reaching 3%-5% of the body weight, the skin is dry, itchy, irritable, loss of appetite and other problems will continue to appear.

If the water shortage reaches 5%-10% of the body weight, the person's appearance will become worse, and there may be symptoms such as eye socket depression, accelerated breathing rhythm, and weakened pulse, and in severe cases, there may be mental trance or hallucinations, and even life-threatening.

If you often do not replenish water in time, the following may occur in the long run:

1. The water in the food residue is absorbed by the large intestine, and the metabolites become dry, affecting the intestinal peristalsis, which will bring about the problem of constipation.

2. The kidneys may repeatedly absorb the water in the body, and the urine is concentrated, which can easily cause kidney stones.

3. The water in the brain cells will be added to the blood circulation system, and in the long run, the brain may be damaged.

4. Cartilage tissue will become fragile, inducing joint pain.

5. "Three high" people and patients with coronary heart disease may induce cerebral infarction and myocardial infarction, which is very dangerous.

Secondly, after thirst, suddenly drinking a lot of water is also a misunderstanding, not only can not be a good supplement to the body, but also may cause some uncomfortable symptoms, too much. Like what:

A large amount of water entering the blood may increase the workload of the heart and induce abnormal cardiopulmonary function; the body fluids are prone to a state of water and salt imbalance, which is easy to cause abdominal pain, and even more may be life-threatening.

Healthy kidneys drain about 800ml-1000ml per hour, suddenly drink a lot of water, kidney work burden increases, prone to "water intoxication", symptoms are: dizziness, spasms, muscle pain, and may even have difficulty breathing, cardiac arrest.

Don't dwell too much on whether you have to drink enough eight glasses of water a day. First, you are not sure how big eight glasses of water it is, and second, the frequency of drinking water is also a science, and poor control will be harmful to the body.

Then, water cannot be replaced with another drink. Some friends will "drink when water" such as tea, wine, coffee, milk, drinks, etc., thinking that they are all supplemental water, and it is okay to drink other drinks without drinking water.

This is a misconception that drinks instead of water can increase the burden on the kidneys, and in severe cases, it may induce kidney stones, diabetes, or increase the risk of gout.

Finally, one thing that is easy to overlook is that people feel hungry, not thirsty, when they are severely dehydrated. The reason is that the cells in the body are dehydrated, and the brain will give us instructions: you lack energy, eat something to replenish.

So, under the premise of normal and scientific drinking water, whose kidneys are healthier than those who often run the toilet and those who do not go to the toilet much? Is it possible that going to the toilet too often is kidney disease?

Third, healthy and scientific drinking habits, have you done it?

The view of "drinking eight glasses of water a day" mentioned earlier actually varies from person to person, and it is not recommended to be regarded as a "standard".

From a scientific point of view, it is best for an average adult to consume less than 1500ml of water a day, and it is usually recommended to consume 2000ml-3000ml of water.

Let's take a 250ml cup as a water container, 2000ml can just hold eight cups of water. However, it should be noted that this number is only a reference and may not be applicable to everyone.

And "water intake" refers to the total amount of water to drink and foods containing water to eat, etc., so instead of saying "it is recommended to drink eight glasses of water a day", it is better to say that according to the different needs of each person, it is recommended to absorb eight cups of water every day.

The knowledge of drinking water is actually very large, and if we want to maintain our physical health for a long time, in addition to the intake of water that needs to be scientific, the time, frequency, temperature and other aspects of drinking water are also certain.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

1. From the perspective of time:

Proper hydration in the morning can promote gastrointestinal peristalsis, smooth excretion, help dilute blood consistency, promote blood circulation, and prevent cerebral and myocardial infarction;

Proper drinking water half an hour after meals helps the digestion and absorption of food;

Replenishing water half an hour after exercise helps regulate the balance of water and salt in the body;

Drink a little water before going to bed at night, and the normal circulation and metabolism of the night can have a better guarantee.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

2. From the perspective of frequency:

It is recommended to drink water about 30 minutes, do not drink too much at a time, 150ml-200ml or so is more appropriate, take a small sip and drink slowly, do not drink it all.

For some friends with diseases, the frequency of drinking water needs to be adjusted slightly, such as:

Proper drinking water for patients with kidney disease can avoid puffiness of the body;

Appropriate drinking water for people with "three highs" and patients with cardiovascular and cerebrovascular diseases can improve night sweats or urine loss;

Proper drinking water for patients with heart disease can maintain the normal work of the heart;

Proper drinking water for patients with glaucoma can control intraocular pressure and facilitate treatment.

Eight glasses of water a day science? Kidney health, drinking water is very critical, 3 common sense is essential

3. From the temperature point of view:

Drinking water is recommended to be "warm white open" from 18 degrees Celsius to 45 degrees Celsius, because this temperature range is relatively close to our normal body temperature.

Water temperature higher than 60 degrees Celsius -65 degrees Celsius is easy to damage our oral mucosa, throat and tooth enamel, and may burn the esophagus, induce esophageal cancer; long-term drinking cold drinks are easy to affect gastric acid secretion, reduce the activity of digestive enzymes, thereby stimulating the stomach and intestines, causing abdominal pain, diarrhea and other symptoms.

In the upcoming summer, we can also choose to drink some light salt water appropriately, especially after exercise, a lot of sweating needs to replenish water and salt. When the temperature is high, you can also drink some mung bean soup and sour plum soup to supplement potassium.

Drinking water well can promote metabolism, regulate body temperature, maintain normal physiological functions, and provide adequate nutrition to the body to maintain our health. Therefore, developing a scientific drinking habit is crucial for everyone.