Spring is prone to sleepiness and lack of energy, is the natural climate and temperature rise caused by physiological phenomena, but also may be hypertension, diabetes, high blood cholesterol and other diseases caused by. Due to the lowering of temperatures in winter, the blood vessels of the human skin will contract, blood flow is relatively reduced, sweat glands and pores will be closed to reduce heat dissipation, to maintain normal body temperature. And in the spring with the temperature rise, the weather is warm, the metabolism is gradually exuberant, oxygen consumption is increasing, the brain’s oxygen supply will be reduced, at this time it is easy to be sleepy and no energy. If the symptoms are serious, it may be hypertension, diabetes, high blood cholesterol and other underlying diseases caused by these diseases can easily lead to insufficient blood supply to the brain, the symptoms will be more serious in the spring, the patient needs to comply with the doctor’s advice to actively treat and control the primary disease, you can improve the symptoms to a certain extent. If you are prone to drowsiness in spring, and if you have other symptoms, you should go to the hospital in time to get a clear picture of the cause of the disease, so as to avoid delaying the disease and causing adverse consequences.