# Hydration

Hydration is having enough body water for normal function, maintained by drinks and the water in food.

Reference total water intakes are about 3.7 litres a day for men and 2.7 litres for women, including food. Thirst and pale-yellow urine are good everyday guides.

Related: [Electrolytes](https://revns.com/dictionary/electrolytes.md)

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