Jogging for more than 30 minutes helps to lose weight. The principle is simple: all you lose is water within 30 minutes, and then you burn fat after 30 minutes.

Pay attention to diet, if you don't change unhealthy eating habits, it's hard to lose weight.

Jogging won't make the calf thicker, but it will make it thinner.

Reasonable practice of horizontal bar and parallel bars will make the muscles of the arm strong. Running is the best way to lose weight. Of course, if you practice a certain part correctly, the effect will be even greater. But if you only practice part of it, it may make you look ugly.