The dizziness and weakness of patients during menstruation are related to the following factors: 1. Physiological factors, many female patients are unwell during menstruation and then have various manifestations, such as dizziness, weakness, soreness and pain in the abdomen. 2. Patients are physically weak during menstruation, and if patients have more bleeding and more menstrual periods it can also lead to patients 3. Many women may also experience dizziness, weakness, depression, and weakness during menstruation due to poor sleep and lack of sleep.