Sleeping a lot after childbirth may be related to anemia, hyperthyroidism, or a normal physiological phenomenon. 1. Anemia: the cause of postpartum anemia is mainly due to postpartum hemorrhage during delivery, resulting in the symptom of always sweating a lot in bed. If the diagnosis is confirmed, the patient can follow the doctor’s instructions to take ferrous sulfate tablets, polysaccharide iron complex and other drugs for treatment. 2. Hyperthyroidism: Hyperthyroidism is a clinical syndrome caused by too much thyroid hormone. The cause of the disease is related to drugs, intake of large amounts of iodized food and mental factors. Patients may experience excessive sweating, irritability, and a fear of heat. Antithyroid drugs such as methimazole or propylthiouracil can be taken as prescribed by the doctor. 3. Normal physiological reaction: women usually need to expel the water retained in the body after delivery, which is a normal physiological phenomenon. It is recommended that after sweating, women should use a towel to wipe their body in time and change clothes to keep their body dry to avoid catching a cold. It is recommended that if you always sweat a lot when you sleep after giving birth, you should go to the hospital for medical consultation to clarify the cause of the disease and under the guidance of the doctor, the dosage of medication should be in accordance with the doctor’s instructions, not self-medication.