Humans:

One of the most effective ways to boost physical activity levels in our youngsters and reduce their risk for overweight, obesity, and type II diabetes is through daily physical activity.

Penguins:

It’s wintertime and the king penguins at a zoo in northern Japan are putting on weight. But the keepers there have a solution: exercise. Authorities at Asahiyama Zoo are taking the penguins on 500-yard walks on the snowy grounds twice a day, said zoo spokesman Tetsuo Yamazaki.