2. Step by step, pay attention to posture when practicing. Incorrect posture not only has no effect, but may also hurt. Ask the coach more
3. Get some nitrogen pump before conditional training, and get some protein powder after training. If there are no conditions, eat more lean beef and chicken breast in your daily diet. Less alcohol and tobacco, less greasy.
4. There should be rest time after muscle training, and the same part should be trained at least every other day.