1. Related.. The girl is in a state of hypoglycemia. Because she does not eat breakfast and staple food, her body lacks carbohydrates. When the blood sugar concentration is low, she will have symptoms such as dizziness and dizziness, which can be relieved by eating sugar. .

2. Blood sugar is related to protein and fat metabolism. The three major nutrients can be converted into each other. When the blood sugar concentration in the body is too low, other substances will be decomposed and converted into blood sugar to maintain blood sugar concentration. Fat is decomposed first. After fat is decomposed, protein will be decomposed. On the contrary, when blood sugar is too high, it will be converted into non-essential amino acids and fatty substances.

3. The assimilation effect is greater than the dissimilation effect, that is, the decomposition of one's own substances is greater than the absorption of external nutrients. Substances.

4. Pay attention to a reasonable and healthy diet. Eat more vegetables and protein substances.