First: It may be that your posture is incorrect when you do the action; or the second is that your thigh and hip muscles are too weak, causing the knee to bear too much load; the third is that the knee is not stable
First: it's possible that you're not in the right position when you're doing something, or the second is that your thighs and hips are too weak, causing your knees to be too loaded, and the third is that your knees are not stable enough
First, it may be that your posture is not correct; second, your thigh and buttock muscles are too weak, causing the knee to bear too much load; third, the stability of the knee is not enough<br>