PARIS, France (AFP) — A brisk stroll once or twice a week is enough to reduce the risk of dying from heart attack, stroke or cancer, according to a statistical study of nearly 90,000 people released Tuesday. People who walked or gardened 10 minutes to an hour each week had an 18-percent lower risk of death from any cause compared to full-on couch potatoes, researchers reported in the British Journal of Sports Medicine. Two-and-a-half to […]