Three days after menstruation without food, there will be hunger symptoms, may also be dizziness, fatigue, or even fainting and other symptoms of hypoglycemia, may also lead to menstrual disorders, if the female patient discomfort symptoms, it is recommended to go to the hospital in a timely manner, in accordance with the doctor’s instructions for the appropriate treatment.1, hunger: under normal circumstances, every day needs to be regular eating, short-term sustained non-eating, the most direct reaction is hunger, but certain women During menstruation, symptoms of decreased appetite may occur, and the degree of hunger is not exactly the same for different women. Women may consider foods other than staple foods, as appropriate, to maintain normal physiological needs, such as porridge, warm milk, or foods they like and are able to eat; 2. Hypoglycemia: three consecutive days of not eating will result in a drop in blood glucose levels in the body, which will in turn lead to a series of symptoms. Women with mild symptoms may experience varying degrees of dizziness and fatigue, and women with more serious symptoms may even experience fainting. Women with severe stop eating should seek medical attention in time, and in case of emergency, intravenous infusion of glucose solution can be considered to maintain the normal level of blood glucose; 3. Menstrual disorders: Normal diets do not contain hormones that affect menstruation, but disturbed diets, rest and relaxation, and mental state and other factors may affect menstruation, which may lead to abnormalities such as prolonged or shortened periods, increased or decreased menstrual flow, and other abnormalities. It is important to avoid disrupting a healthy diet during menstruation, especially for women with diabetes, as this can lead to large fluctuations in blood sugar levels and a higher risk of hypoglycemic reactions.