How much water should you drink a day?

For the body is in good shape, you need every day to drink a certain amount of liquid, which also depends on the age.

According to the American scientist person needs about one and a half liters a day.

Japanese scientists say that for the normal functioning of the internal systems of the human body needs at least three liters of water daily.
What does the water in the body?

Water has several functions:

It dissolves substances in the body;
Delivering nutrients to the cells;
Outputs from the body;
To drink or not to drink plenty of water – everyone decides for themselves individually. Remember that less than one and a half liters a day can not drink. As soon as you notice symptoms of the diseases listed above, increase the amount of water consumed.

However, in some cases, water is harmful. A large number of water you drink may adversely affect the activity of the organism. In the world there are cases where people even die from drinking a large amount of water. This usually occurs when toxic substances.

Should I drink water before eating?

Many nutritionists recommend eating before applying a glass of water. Then people will not eat too much and not gain unnecessary kilograms. However, this is not true. As you know, the water contains no calories, so get enough water, you can not. However, it will replace part of the stomach, leaving you will create a false feeling of satiety. Many are advised to drink water during weight loss because it brings impurities from the body. This is true, and can accelerate the process of losing weight.

Should I drink water when you do not want?

When the body needs water, he tells about it. The man begins to feel thirsty. This means that the drinking water is needed. If the thirst not, and drinking water is not necessary. After a meal, for example, the body often requires water.

As water is removed from the body?

Water can leave the human body in many ways:

After a kidney – about half liter;
Through the pores (sweat) – from three hundred to six hundred milliliters;
Through the intestine – about two hundred milliliters;
Through light – about four milliliters

Understand that your body needs water you can not only paying attention to the appearance of thirst. So, if you suddenly feel tired, that to face the blood began to surge, everything starts to irritate, concentration decreased at times – then the body lacks water.