What can the animal kingdom teach us about obesity, cholesterol problems and the risks of insufficient exercise? The answers are swinging in the trees. To better understand changes in fat levels and ...

Callisthenics exercises offer some of the cardio benefits of a run, and some of the muscular benefits of a lifting session.

(The smaller monkey could also steal food from the larger monkey, but that's not a problem because he eats up his ration quickly.) The monkeys' indoor cage also opens to an outdoor exercise area ...