Question 1

What percentage of the body is water?

Accepted Answer

Adult males are about 60% water, adult females about 55%. This decreases with age.

Question 2

How is total body water estimated?

Accepted Answer

Watson formula uses age, height, weight, and gender: Males = 2.447 - 0.09516×age + 0.1074×height + 0.3362×weight; Females = -2.097 + 0.1069×height + 0.2466×weight

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