1 polyuria means that the number of urination and urine volume during the day and night are significantly higher than before. This is because blood sugar is too high to be fully utilized in the body, especially glomerular filtration can not be completely reabsorbed by renal tubules, resulting in osmotic diuresis. The higher the blood sugar, the more urine, and the more sugar is excreted, thus creating a vicious circle.

Drinking more and more is one of the clinical symptoms of diabetes, which is characterized by dry mouth and increased drinking water. This is due to polyuria, excessive water loss, intracellular dehydration, stimulation of thirst center, supplemented by drinking water. Therefore, the more you urinate, the more you drink.

Eat more, that is, eat more than before and often feel hungry. This is due to the loss of a large amount of urine sugar, the body is in a state of semi-starvation, and insufficient energy needs to be supplemented, resulting in overeating and increased food intake. At the same time, because hyperglycemia stimulates insulin secretion, it is easy to feel hungry, overeating and always feeling underfed.

4 Weight loss Diabetes patients will lose weight even if they eat three meals a day on time. This is because the human body can't make full use of glucose, accelerate the decomposition of fat and protein, consume too much, lose weight and lose weight.