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How long does it take to rehydrate your body with water?

1 doctor weighed in
Dr. Francis Kempf
Internal Medicine - Cardiology

In brief: It depends

The amount of time depends on the degree of dehydration.
If you are perspiring after a workout and drink as much as you wish, you will rehydrate within an hour. If you are seriously depleted, it may take 8-12 (or more) hours to rehydrate.

In brief: It depends

The amount of time depends on the degree of dehydration.
If you are perspiring after a workout and drink as much as you wish, you will rehydrate within an hour. If you are seriously depleted, it may take 8-12 (or more) hours to rehydrate.
Dr. Francis Kempf
Dr. Francis Kempf
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