Most pregnant women will experience a feeling of swelling in the lower body after delivery, which usually lasts for about three months. During pregnancy, a series of changes will occur in the pelvic organs, especially the uterus will be significantly enlarged, the surrounding ligaments and fascia will also become very loose under pressure, usually can not immediately return to the prenatal state, and the abdominal wall and the pelvic floor muscles will also become loose, so the abdominal and pelvic organs will fall, which will lead to a feeling of swelling in the lower body. Generally, about 3 months after delivery, the pelvic organs, abdominal wall and pelvic floor muscles will gradually recover, and the sensation of swelling in the lower body will gradually disappear. In addition, you can practice lifting the anus to help the pelvic floor muscles recover, and pay attention to keep the vulva and anus clean to avoid infection. At around 42 days postpartum, you can use a girdle to help you recover and reduce the feeling of bloating.