Besides the obvious, well-known benefits of exercise, there are also those that most of us do not even think. So:
Squats - the most effective for the buttocks form of exercise. The muscles get stronger, which means "fifth point" becomes more relief and seductively rounded.
The blood flow in the pelvis improves microcirculation in tissues become active. This is good in itself, but gives and such a wonderful side effect, such as skin elasticity, reduction or even disappearance of cellulite.