If a menstruating woman has excessive menstrual blood with blood clots, the causes of excessive menstrual blood clots include: 1, excessive menstrual blood and blood clots due to Qi deficiency, due to long-term physical overexertion, excessive sexual life, chronic diseases, emotional changes, etc., resulting in the patient’s Qi deficiency. 2.Blood clots are formed due to excessive menstrual blood caused by blood heat, or excessive consumption of spicy and stimulating food, excessive tonic food, long-term emotional irritability, depression, etc., which leads to blood heat and blood clots. 3.Blood clots are formed due to excessive menstrual blood caused by strain and injury. Women should combine labor with rest and rest in appropriate amount. If the menstrual period is overworked, heavy physical labor and strenuous exercise, the blood circulation in the uterus will be accelerated and the circulation volume will increase, resulting in excessive menstrual blood clotting.