Does everyone need the same amount of water?

There is great variation of what any individual needs. For most people, their thirst is the best guide.
Amy Campbell
Endocrinology Diabetes & Metabolism

No. Different people may need different amounts of water. In general, men should aim for about 13 cups of fluid each day, while women should aim for about 9 cups per day. However, there are other factors that may affect a person's fluid needs. These factors include environment (people living in warm or hot climates need to drink more fluids), the amount of exercise a person does, the presence of illness, and pregnancy. It's a good idea to talk with your physician if you're unsure about how much fluid you should drink each day.

Continue Learning about Water


Plenty of water in your diet helps digestion, skin, and muscle tone. It can help prevent cramping during exercise and even relive stress. Many times we are low on water - dehydrated, and don't realize it. Being dehydrated can mani...

fest with symptoms like fatigue and depression. In fact, by the time we are feeling thirsty, we're already slightly dehydrated. That's one reason that we hear the recommendation to drink eight standard glasses of water daily. Adequate water helps you digest food an helps your body get rid of wastes. Your kidneys need to process water for you to eliminate waste by urination, and getting enough water ensures that these wastes are diluted. Not getting enough water can encourage the formation of painful kidney stones.

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.