1, the same muscle can't be practiced every day, because muscle growth takes time to recover. The same part once every two days or once every three days.

2. The interval between groups is less than 3 minutes.

3, each action 4-5 groups. Can be increased or decreased according to physical fitness.

4. It is almost enough to choose 4 movements for each part.

5, the action should be slow, up to 4 seconds, down to 4 seconds, so that the muscles are stressed for a long time and the effect is good.

6. The range of activities should be large, fully extended and completely contracted.

7. Eat something one hour before exercise, 10- 15 minutes later.

You need to drink some milk before going to bed.