Cold sweating in patients may be caused by excessive shock, low blood sugar, severe menstrual cramps and other reasons. 1. Excessive shock: Cold sweat in normal people may be caused by excessive shock, as the human body may lead to involuntary contraction of muscles, skin, sweat pores and so on after being shocked, thus leading to sweat discharge, sweating that is cold sweat. 2. hypoglycemia: hypoglycemia, also known as hypoglycemia, when the body’s blood sugar is lower than 3.9mmol / L may produce a hypoglycemic reaction, the main manifestations of dizziness, headache, cold sweats, tightness in the chest, shortness of breath, palpitations, hand tremors, hand tremors and other symptoms, so the patient’s cold sweats may be caused by hypoglycemia. 3. Severe dysmenorrhea: dysmenorrhea is a common gynecological symptom, which refers to pain and swelling in the lower abdomen before and after menstruation or during menstruation. When the patient’s symptoms of dysmenorrhea are more serious, it may cause lower back and leg pain, headache, dizziness, nausea, vomiting, diarrhea, and cold sweats. There will also be wet and cold limbs in case of shock. It is recommended that the patient timely examination, clear causes for targeted treatment, pay attention to rest in life, avoid strenuous exercise, but also pay attention to warmth, regular review and so on.