The
human body contains anywhere from 55% to 78% water depending on body size. To function properly, the body
requires between one and seven liters of water per
dayto avoid dehyderation the precise amount depends on the level of
activity, temperature, humidity, and other factors. Most of this is ingested
through foods or beverages other than drinking straight water. It is not clear
how much water intake is needed by healthy people, though most advocates agree
that 6–7 glasses of water (approximately 2 liters) daily is the minimum to
maintain proper hydration*.
So, how much water is enough for you? The minimum amount of water you need
depends on your body weight. A more accurate calculation, is to drink an ounce
of water for every two pounds of body weight.
Here is the calculation for your
minimum water need per day