The dangers of not eating rice for a long time are as follows: 1, may cause a lack of energy, because rice as a staple food to provide rich energy for the body, if you do not eat rice for a long time will cause a lack of energy, and cause weakness in the limbs, fatigue; 2, may cause a decrease in blood sugar, because rice as a staple food, for the supplementation of carbohydrates, to maintain the normal level of blood sugar plays an important role, if If you do not eat rice for a long time, because of the lack of carbohydrates and cause panic and shortness of breath, cold sweats and other signs of hypoglycemia; 3, may cause a lack of B vitamins, which may be in the nervous system, some changes in the skin and health hazards.