In the dormitory can be high leg lifting exercise. There can be sit-ups to slim the stomach. Now very popular square dance, adhere to half a year, the effect will be very obvious, I am around a lot of force evidence.
I know these are not a day or two can see the effect, but adhere to, you will feel the harvest, the body's functions mobilized, your spirit, energy will be exuberant, on the study will also help.
Bless you with a happy middle school life!