Aunt is the common name for women’s periods. Women’s menstrual blood clots during their periods, if the clots are small or filiform, they are usually normal shedding of endometrium or mucus, and there is no need to worry. If the clots are larger and accompanied by more serious abdominal pain or odor, it may be related to some incorrect habits or gynecological diseases. 1. physiological phenomenon: menstruation is composed of shed endometrium, cervical mucus and vaginal secretions and other substances, so when there is too much bleeding, the phenomenon of blood clots will appear. 2. sedentary: if women are sedentary, blood may clot in the vagina and also menstruation will appear The phenomenon of clots, and the color of clots will be darker; 3, endocrine disorders: women with excessive mental stress, or due to environmental changes, excessive dieting, will lead to endocrine disorders, and the phenomenon of menstrual clots; 4, do not pay attention to diet: if the past cold or often eat some cool, spicy food, may lead to poor blood flow, menstrual blood discharge difficulties, the accumulation of clots; 5, gynecological diseases If there are more blood clots during menstruation and the color is black, it is likely to be caused by endometrial cancer, cervical polyps, gynecological tumors, pelvic inflammatory disease and other related diseases in women. During menstruation, women need to supplement nutrition, avoid getting cold, forbid cold and spicy food, pay attention to regular work and rest, and avoid strenuous exercise. If menstrual clots are different from usual or other discomfort is more obvious, you need to seek medical attention and have the cause clarified by ultrasound examination.