The average need is 2.5 liters of water..
This is mainly depends on weight and height of individuals.common believe is 8 glass's per day which is not true, could be more for some people and less for others.
More important factor is what type of water to drink.
2 cups
8 cups
8
An adult should drink at least 6 cups a day.
5-6 cups a day
I don't drink 8 cups of water a day so their is possible people who don't drink water to.
Six to eight 8-ounce glasses of water per day for a healthy adult. Drink more if you are thirsty, but don't force it.
Being on a diet doesn't matter. You still need eight cups of water a day for your body to function properly.
As much water as you want.
About 8 cups a day
You should drink at least 8 cups of water each day.
Always stay hydrated. You must regularly drink the recommended amount of water per day for your body. The average recommended amount is eight cups per day. Dehydration rapidly depletes water stores, especially in the lips. Many cases of chapped, cracked lips are purely a result of dehydration.