April 24, 2025
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Do we really need to drink 2 liters of water a day, as science says?

  • December 27, 2022
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The recommendation to drink 2 liters of water per day comes from a 1945 statement from the Food and Nutrition Board of the National Research Council. The recommendation

Do we really need to drink 2 liters of water a day, as science says?

The recommendation to drink 2 liters of water per day comes from a 1945 statement from the Food and Nutrition Board of the National Research Council. The recommendation referred to a person’s total daily water requirement, including all food and drink, but this advice was widely accepted by people. misinterpreted.

At least that’s what new research from scientists says. In the new paper published in the journal Science, people really whether it is necessary to drink 2 liters of water per day researched and the result will surprise you.

‘If you drink 2 liters of water a day, you only go to the toilet more’

For healthy adults, the study authors He says there is no real benefit to drinking 2 liters of water a day. However, it is neither beneficial nor dangerous because your body excretes the excess water you ingest through urine.

Herman Pontzer, professor of evolutionary anthropology and global health at Duke University and co-author of the study, said: “If you drink 2 liters of water a day, it’s okay, you spend a lot more time in the bathroom.”

How much water do we actually need per day?

The researchers said that as a result of their experiments, a person’s daily water requirement is indexed to the body-fat ratio they have. of a person The more lean body mass it has, the more water it needs. Men need more water because they have larger bodies compared to women.

In addition, the amount of water your body needs varies with age. In general, we need water Peaks between 20 and 50 years and then decreases in parallel with the slowing down of our metabolism. This is because the amount of water you need also depends on your metabolism and the number of calories you burn.

According to the study, non-athletic but not sedentary, 70 kilos in 20 years old An ordinary man living at sea level and living in a developed country takes in and loses an average of 3.2 liters per day. This is also the case for women. about 60 kilos If it has a weight, it is 2.7 liters.

In short yours how much water your body needs, not general facts or findings, your body will give the same. If you are thirsty, it is enough to drink water immediately. Don’t leave yourself thirsty.

Source: Web Tekno

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