Women have soreness above the hips after the onset of menstruation, which is also known as lumbosacral soreness. The reasons are as follows: 1. It may be due to the lowering of the level of hormones secreted by the ovaries after the onset of menstruation, the female body will feel tired and weak, and some will present as soreness above the buttocks. 2. It may also be related to the longer sitting time of women, when women have soreness above the buttocks after the onset of menstruation, they need to rest in bed in a prone position if necessary, and give appropriate local massage. The actual pain may also be related to inflammation or herniated discs in the lumbosacral region of women.