High blood fat easily lead to sleepiness, people with high blood fat, must actively control. People with high blood lipids are often sleepy, mainly because when blood lipids are high, hemodynamics will change, increasing the viscosity of blood, slowing down blood flow, reducing the ability of blood oxygenation, which leads to cerebral hypoxia, dizziness, headache, drowsiness, fatigue, tightness in the chest, shortness of breath, eyes, limb numbness and other symptoms. People with high blood fat, first of all, to control blood sugar, blood pressure, weight, etc., high blood fat is easy to lead to sleepiness, but sleepiness is not always caused by high blood fat. People with high blood fat should eat a low-fat diet, try to eat less high-calorie food, eat more fruits and vegetables, drink more water and exercise. People with hyperlipidemia must be actively treated, hyperlipidemia can cause cerebral blood supply insufficiency and atherosclerosis, which can further lead to stroke, coronary atherosclerotic heart disease, and in severe cases, life-threatening.