== Symptoms and Causes ==According to a study by the Harvard School of Dental Health, fluoride in tap water increases risk of bone cancer in boys, at levels currently present in fluoridated water supplies.
== Home remedies ==
*Cruciferous vegetables generate glucosinolates, which are converted into isothiocynates during digestion. They protect your body in a number of important ways, such as cancer and Macular Degeneration and helps build the immune system and supports bone health, Detoxifying enzymes and Curing coughs. Arugula, broccoli, cauliflower, watercress and cabbage, are classified as a cruciferous vegetables.