1. High-protein foods should be eaten in moderation. A morning of intense mental work must be done without high-quality protein, and adding protein to breakfast can also increase satiety. If you only have staple foods such as porridge, steamed buns and rolls, it will be difficult to carry on until the fourth period, so we advocate breakfast There is milk and eggs. Eggs, in particular, are rich in lecithin, which provides essential nutrients for the normal functioning of brain cells.

2. Choose low-GI staple foods. After the human body consumes high GI foods, such as white steamed buns, white bread, cakes and other sweets, insulin levels will increase, and at the same time, the level of the happy neurotransmitter 5-hydroxytryptamine in the blood will increase. This is why eating sweets will make people Reasons to feel happy. However, this kind of food is absorbed quickly by the human body, causing blood sugar to rise quickly. The human body needs to secrete more insulin to process these blood sugars. Excessive insulin levels not only easily lead to fat accumulation, but also cause drowsiness after meals. This is why eating sweets It is easy to feel drowsy afterwards.

3. Eat breakfast in two portions. Overeating breakfast not only puts a heavy burden on the gastrointestinal tract, but also the body's blood will be concentrated in the gastrointestinal tract to work, which can easily lead to insufficient blood supply to other parts of the body, such as the brain, and drowsiness will appear at this time. And the more you eat, the more insulin will be secreted, which is also a factor leading to sleepiness.