how much water should a person drink to avoid dehydration
Adequate Intake. The adequate intake is one type of dietary reference intake, or DRI, and for water, it is set at the amount needed for healthy individuals to prevent dehydration, and this level is 3.7 liters, or about 16 cups, for men, and 2.7 liters, or about 11 cups, for women.rink plenty of water to control your weight and prevent dehydration. Photo Credit Jupiterimages/Photos.com/Getty Images. Dehydration is a dangerous condition that can even lead to death, but it is usually preventable if you drink enough water.