If you often experience the desire to sleep, you should check the oxygen saturation of your body. Possible causes are as follows: 1. The most common factor is the lack of oxygen in the body caused by a drop in oxygen saturation, which can produce symptoms of sleepiness and sleepiness. At this time, if there are conditions at home, oxygen machines or oxygen bags can immediately perform oxygen therapy to relieve the symptoms of sleepiness, but also to the hospital to perform shielded oxygen therapy or hyperbaric oxygen therapy, can relieve the clinical symptoms and performance of sleepiness. 2, if sleepiness is caused by hyperlipidemia, you can go to the hospital to do a blood lipid examination, such as high triglycerides, you can take some beta-lipid lowering drugs If the cholesterol increases, you can take statin lipid-lowering drugs, which can relieve the sleepiness caused by high blood lipids. 3, sleepiness may also be caused by coronary artery insufficiency heart disease, you can apply such as salvia, safflower and rhodiola and other drugs to improve myocardial ischemia, which can play a role in relieving sleepiness and drowsiness.