After the delivery of the placenta, the whole abdomen will also feel hard and tense after delivery, which will last for about 1 minute and gradually ease. Usually 5-6 minutes or 10 or so minutes will appear again, this condition is uterine contraction. You can do uterine massage and appear to harden the uterus to promote the discharge of residual material in the uterine cavity. If the pain is said to be severe, massage can make the uterine muscles relax temporarily and can relieve the pain. You need to pay attention to rest and keep a good state of mind, you can also divert your attention and relieve the tension, all of which can improve the tolerance of pain. A local hot compress with a hot water bag can also relieve the pain of uterine contractions. If the pain is mild, you can handle it yourself in this way. If it affects the need for rest and sleep, the doctor gives analgesic pain relief.