Sleepiness after breakfast is usually caused by two reasons: the first reason is the lack of oxygen in the body; the second reason is the high blood viscosity and blood lipid level in the body. How to solve the above two problems, first, to improve the lack of oxygen in the body, you need to do outdoor exercise, enhance blood oxygen saturation to enhance photosynthesis, do aerobic exercise, it is recommended that the daily line of aerobic exercise 30-45 minutes, mainly outdoor exercise, to improve the lack of oxygen in the body. Second, improve the state of high blood lipids and high blood viscosity, can be reduced by reducing the high salt, high sugar, high fat, diet diet regimen. Also can be through eating more fiber, vitamins and trace elements higher food regulation method, or reduce the intake of high-calorie food, are ways and means to improve blood lipids and reduce blood viscosity.