How long does it take to recover from fitness waist injury?

In the future, you should pay attention to stretching after warm-up and preparation before exercise ... Try to move every joint and ligament of your body ... In the future, it is suggested that your weight should not fluctuate too much ... It is recommended to gradually increase within 5 kg ... (Adjust according to your own ability) ... I am the coach of the gym ... Baidu, which has just been established, knows. ..

If you don't understand anything in the future, you can pay more attention and leave me a message ... If you see it, you will come back ... Hope to adopt it.