Physical examination patients are not allowed to eat, for the physical examination requirements in the first few days of light diet, do not overeat, do not drink sugary drinks, and do not eat animal skin and offal. The night before the physical examination should pay attention to a small amount of food and drink, in the morning of the day of the physical examination to fasting, with my identity documents to the hospital for physical examination. Usually, blood tests for glucose, lipids, liver, gallbladder, pancreas, spleen and kidney ultrasound, barium meal of the upper gastrointestinal tract, gastroscopy and enteroscopy are strictly fasting, and you can’t eat anything. The physical examination is usually conducted in the morning, first checking the items that require fasting, then checking the non-fasting items, and getting the physical examination report in the afternoon.