At 40 years old, you can practice your pelvic floor muscles by way of anal and vaginal reduction exercises, acupuncture or surgery. 1. Anal retraction exercise: anal retraction exercise can not only practice pelvic floor muscles, and is not limited by location, also not limited by time, lying, standing, sitting can do this kind of exercise, each time to do 10 minutes to 15 minutes or so, every day to do two to three times or so, long-term persistence can be achieved to enhance the efficacy of pelvic floor muscles. 2. Acupuncture: Acupuncture under the operation of a professional doctor can improve the effect of the pelvic floor muscles. 3. Surgery: If necessary, you can also go to a specialized hospital to improve the function of the pelvic floor muscle through surgery. Pelvic floor muscle is composed of fascia and multi-layer muscles, the outer layer mainly includes the external anal sphincter, perineal superficial transverse muscle, sciatic cavernous muscle. The middle layer mainly includes the urogenital diaphragm. The inner layer consists mainly of the sciatica, iliococcygeus, and pubococcygeus muscles on both sides. The pelvic floor muscles, if damaged, can cause pelvic organs to prolapse. It is recommended that women practice pelvic floor muscles under the guidance of a doctor to achieve effective exercise.