The reasons why female patients often feel sleepy and tired are mainly due to the following aspects: 1. If the patient has poor sleep quality at night or stays up late frequently, the brain and body are in a state of fatigue and will feel sleepy, tired, dizzy and dull. 2. If the patient has diseases such as low blood pressure or anemia, she is also prone to show signs of sleepiness and fatigue. 3. If an elderly female often The symptoms of drowsiness and fatigue may be due to insufficient cerebral blood supply and chronic ischemia and hypoxia in brain tissue caused by atherosclerosis, resulting in drowsiness, fatigue and weakness. 4. Women may also feel drowsy and fatigue during special physiological periods, such as during menstruation or during pregnancy and menopause, because of hormonal changes in the body.