Eating cold cucumbers at night is not fattening, but cucumbers need to be washed and dried. Otherwise, consumption may cause acute gastroenteritis, nausea, vomiting, as well as abdominal pain and diarrhea symptoms. Cucumber is rich in protein, a variety of vitamins and minerals, including calcium, phosphorus and iron. It has the effect of delaying aging and improving immunity. Chinese medicine believes that cucumber is cool in nature, has the function of clearing heat, diuretic, detoxification, and has the effect of lowering blood sugar. Diabetic patients, if often eat cucumber, for the control of blood sugar has a better auxiliary function. And obesity is due to the body intake of too much high-calorie food, and consumption is reduced, too much heat will be converted into fat in the body. Excessive obesity can cause endocrine disorders in young women, leading to menstrual irregularities. So when the body mass index exceeds 24, you need to control your diet appropriately. And actively exercise to control the weight at normal level.