It takes about three to four weeks to lie in bed after a pelvic fracture, and functional exercises must be actively performed during the bed rest phase. The hip, knee and even ankle and foot joints of the lower extremities should be flexed and extended, and the muscles of the lower extremities should be exercised with isometric contraction to prevent muscle atrophy and joint stiffness. The muscles of the buttocks can also be exercised by isometric contraction of the gluteal muscles and how to sit up when you can sit up, while the muscles of the lower limbs and joint exercises should not be relaxed. After six weeks of weight walking, you should actively learn how to walk with partial weight bearing under the protection of crutches, and gradually walk without crutches. Single bridge training to strengthen the pelvic floor muscles on one side, to better maintain pelvic balance, plate support training, thirty seconds once, a group of ten times.