Drinking water on an empty stomach can be a healthy way to rehydrate after several hours of sleep, but it is not a miracle treatment. Your body already has organs—especially the kidneys and liver—that continuously remove waste and regulate fluid balance.
Still, starting the day with water can have several practical benefits.
## 1. It Helps Rehydrate You After Sleep
You normally go several hours overnight without drinking.
During that time, your body continues to lose water through:
* breathing
* sweating
* urine
* normal metabolic processes
So drinking water in the morning can help replace some of that fluid.
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