Heat Cramps, since the sharp pains in his legs are cramps caused by the amount of time spent in the sun, and also from the heat, he is perspiring, which is making him dehydrated. You cramp when you're dehydratedz
Lactic acid will be produced during vigorous activity.
Flexibility can be the result of regular stretching.
This is a false statement. The "<span>fulcrum" is the 3rd class no the ankle.
Hope this helps!</span>