Just One Alcoholic Drink A Day Increases Risk of Breast Cancer, Study Says

Just one glass of wine or other alcoholic drink a day significantly raises the risk of breast cancer, while vigorous exercise such as running and bicycling reduces it, according to an expansive review of research on the effects of diet, nutrition and physical activity on the disease. The report, which was issued Tuesday, concluded that drinking the equivalent of one small glass of wine, beer or other alcohol a day — about 10 grams of alcohol — is linked to an increased cancer risk of 5 percent for pre-menopausal women and 9 percent for post-menopausal women. A standard drink has 14 grams of alcohol. “This suggests there is no level of alcohol use that is completely safe in terms of breast cancer,” said Anne McTiernan, a cancer-prevention researcher at Fred Hutchinson Cancer Research Center in Seattle and one of the report’s