Night sweating at night may be caused by the environment, hyperthyroidism, tuberculosis, rickets and other factors. 1. Environment: Higher ambient temperature and thicker clothing may lead to night sweating. 2. Hyperthyroidism: this disease is mainly caused by the increased secretion and release of thyroid hormones, due to the body’s metabolic ability to enhance, the patient may experience excessive sweating symptoms at night while sleeping. 3. Tuberculosis: Tuberculosis is mainly caused by tuberculosis infection, belonging to the chronic infectious consumptive diseases, due to energy consumption is more, patients may appear night sweats and other symptoms, may also be accompanied by coughing, coughing up sputum, hemoptysis. 4. rickets: rickets is generally caused by vitamin D deficiency, patients will have symptoms of excessive sweating, causing night sweats. Night sweats may also be associated with cancer, systemic lupus erythematosus, drugs, menopausal syndrome and other factors, it is recommended that patients go to the hospital in a timely manner to identify the cause of the relevant treatment.