Available choices: (i) aerobic capacity. (ii) all eating. (iii) stamina. (iv) always sitting. (v) all movemnet. (vi) prolactin release. (vii) playing. (viii) no movement.

Fact 1: Exercise has a positive impact on a human 's health. Fact 2: All movement is exercise. Given the two facts above, what has a positive impact on a human's health?
Answer:
(v)