Litchi has the function of lowering blood sugar. Eating a lot can cause hypoglycemia, ranging from dizziness, nausea, abdominal pain and diarrhea, fatigue and weakness, pale face and cold skin, to lethargy, coma, convulsion, quadriplegia, arrhythmia, blood pressure drop and even life-threatening. The main cause of the disease is sudden hypoglycemia caused by eating a lot of litchi on an empty stomach, which is called "litchi disease". ---longwen