Hydration and physical activity

Question 1

Why is hydration important?

Answer 1

Helps cells function.
regulates body temperature
transports nutrients and waste.
water is lost by sweat and evaporated from the lungs as well as excreted .

Question 2

What does the amount of water someone should have depend on?

Answer 2

Length of Activity
Intensity of Activity
Temperature
Humidity
Body size.