How much water a person drinks a day is the most scientific and healthiest

The amount of urine excreted by the human body in a day is about 1500 ml, plus the water lost from feces, breathing and **, the total water consumption is about 2500 ml, so the daily water requirement of healthy adults is about 2500ml, of which drinking water accounts for about 50%, the water contained in food is about 40%, and the water produced by metabolism in the body accounts for 10%. Adults living in mild climates with light physical activity should drink at least 1200 ml of water per day. Under the conditions of high temperature or strong physical labor, it should be increased appropriately.

It is also important to drink plenty of fluids when you are sick, especially if you have a fever, because for every 1° increase in body temperature, your metabolism accelerates by about 7%.

The dangers of insufficient drinking water.

When there is a lack of water, in addition to feeling thirsty, there will also be dryness, cleft lip, weakness, less urine, dizziness, headache and other phenomena, and in severe cases, there will also be mental symptoms such as fever and irritability. Lack of water can lead to malfunction of gastrointestinal digestion, blood delivery of nutrients, and regulation of body fluid concentration, as well as back pain, degenerative knee arthrosis, arthritis and other diseases.

The dangers of drinking too much water.

Excessive drinking water can lead to excessive salt loss in the human body, and symptoms such as dizziness, weakness, and rapid heartbeat will begin to appear, and in severe cases, spasms, impaired consciousness and coma, that is, water poisoning. However, the situation of excessive water in the body or water poisoning rarely occurs in normal people, and it is generally more common in people with abnormal liver, kidney and heart function.

How to tell if you are dehydrated.

If you don't know if you're drinking too much or too little water, here's a tip to tell by the color of your urine. Generally speaking, a person's urine is pale yellow, if the color is too light, it may be that you have drunk too much water, if it is too dark, it means that you need to replenish more water.

8 cups of water, an ordinary cup at home.

There is no compulsion, just drink water when you are thirsty.

It is more appropriate for normal people to drink 1000 to 1500 ml of water per day. This basically meets the body's need for water and does not lead to water shortages or too much water.

A normal person needs about 1800 ml to 2000 ml of water per day, including water from food in the diet and water from the usual water. The food you eat every day contains a certain amount of water, so you need to replenish water every day, about 1000 to 1500 ml of age. Coupled with the water contained in food, it can basically meet the body's daily water needs.

If you drink less water, it may lead to dehydration due to the evaporation of jujube birds such as urine stool stool stool and sweating and breathing every day, and the human body will be affected after dehydration. If you drink too much water, it will lead to excessive urination, increase the burden on the kidneys, and in severe cases, it may lead to water poisoning.

If you work in a special environment and have endocrine system diseases, you may drink more water, such as working in a high-heat environment, you need to drink more water due to heavy sweating.

Normal daily water intake:

Under normal circumstances, the daily water requirement per person is about 2,000 to 2,500 ml.

Reason: The normal urine output of people in a day is about 1350 to 1500 ml. People's ** will evaporate about 700 ml of water, and feces, about 150 ml of water will be excreted every day.

The right way to drink water:

Generally, it is advisable to drink 200ml to 250ml at a time, with an interval of two to two and a half hours. Drinking proper water before meals is healthy, it is able to lubricate the stomach and intestines. It is not advisable to drink a large amount of tea after meals, as it will dilute gastric juice and affect digestion. ”

Adults drink 1500 1700ml a day, and people who exercise a lot or work outdoors for a long time should increase the amount of water they drink appropriately.

Drink 200-250ml on an empty stomach in the morning to improve metabolism, remove toxins from the body, moisten the intestines and laxative, and quickly replenish the body's water.

An hour after breakfast, about 90 o'clock to replenish about 200ml. At two or three o'clock in the afternoon, add about 200ml. It's okay to drink some water at four or five o'clock. Drink about 200ml of water one hour after dinner.

Drink plenty of water before bedtime. If you are very active and sweat a lot, it is recommended to increase the amount of water you drink. However, for people with cardiac insufficiency and renal insufficiency, it is recommended to control the amount of water they drink to prevent edema and heart failure from worsening.

Water is the source of life, 60% to 70% of the human body is water, the water in the human body can promote blood circulation, play a role in transporting nutrients, and excrete metabolic waste. There are sweat glands in the human body, which have the function of sweating, mainly by evaporating the sweat on the surface of the body to cool down, regulate body temperature, and avoid physical discomfort caused by excessive temperature. Water can also act on **, if the human body lacks water, it will show **dryness, roughness, chapping, molting, old face and other symptoms.

In addition, if you have a disease, you can also drink plenty of water to promote the circulation of body fluids and promote the elimination of toxins from the body.