Why the age you start smoking matters as much as how much you smoke - News-Medical

Why the age you start smoking matters as much as how much you smoke  News-MedicalSmokers Who Started Before 20 Have Higher Stroke Risk, Major Study Finds  NDTVEarly age at smoking initiation is associated with elevated cardiovascular disease and mortality risk in a nationwide population-based cohort | Scientific Reports  NatureWhy the age you start smoking matters more than how much you smoke  MSNThe exact age you start smoking could 'DOUBLE your risk of heart attack and stroke - even if you've quit for decades'  The Sun