Women get cold a few days before menstruation, mainly related to the following factors: First, before the onset of menstruation, the level of sex hormones in the body can change, the body resistance is relatively low, the body is weak, if you do not pay attention to warmth, or eat cold food, it will cause a deficiency of Qi and blood, making the body cold. Second, women with uterine cold, body cold, dysmenorrhea, a week before the onset of menstruation, can have dysmenorrhea, feel cold in the abdomen, cold all over the body, cold limbs and other symptoms. Thirdly, before menstruation, the iron content in the blood is low. Iron is the main component in the production of hemoglobin, and if the iron content in the body decreases, hemoglobin will also be relatively reduced, which will lead to the phenomenon of cold body a few days before menstruation. In this case, pay attention to keep warm, eat more red dates, pig liver, duck blood, chicken blood and other foods, and avoid cold foods, which can help improve the discomfort such as chills.