This is a normal phenomenon. I will naturally lose weight when I get to high school. 1 14 in junior high school, and 104 in senior two this year. So don't worry, you can press leg press, and pedaling on the bed is very beneficial to stovepipe and make the leg shape better. Physical education class must relax and massage his legs after running, or his calves will not look good with muscles. Jumping rope is good.