You can eat the following fruits when you have low blood sugar, such as apple, banana, dragon fruit, pineapple, cherry, watermelon and orange. These fruits contain glucose, fructose and sucrose, which can correct hypoglycemia more quickly. However, when the following conditions of hypoglycemia occur, it is not recommended to eat fruits, and other measures should be used instead: First, hypoglycemia with obvious clinical symptoms, such as with heavy sweating, panic, dizziness and hand trembling, should quickly eat sweet food or drink glucose water, sweet drinks, etc. to quickly correct hypoglycemia; Second, hypoglycemia with impaired consciousness, such as when unconsciousness, incontinence, should be infused intravenously with glucose water as soon as possible, instead of eating fruits in order to avoid accidental aspiration.