Sugar raises the level of neurotransmitters called serotonin. Sugar can cause hypoglycemia. Sugar can produce an acidic stomach. Sugar can raise adrenalin levels in children. Sugar malabsorption is frequent in patients with functional bowel disease.
Sugar can cause aging.
Sugar can lead to alcoholism. Sugar can cause tooth decay. Sugar contributes to obesity. High intake of sugar increases the risk of Crohn's Disease, and ulcerative colitis. Sugar can cause changes frequently found in person with gastric or duodenal ulcers.