Precautions for entering the gym
Don't eat on an empty stomach, eat something digestible half an hour before training;
Remember to warm up, jog or spin before training;
Don't do too much exercise at first, pay attention to step by step;
Maintain a good mental state and be willing to exercise;
Appropriate hydration in training, a small amount, many times;
Take a warm bath after training to relieve fatigue and replenish protein in time.