When your tobacco products caution that they’re “injurious to health,” believe it, because even casual smoking can be a death sentence. If you think smoking a cigarette or two won’t cause you any harm ...

Hannah Harper is a wellness editor for Health. Previously, she was an associate editor, assistant editor, and editorial assistant for Health. She covers topics on nutrition, women's health, and more.

Bad habits such as smoking, heavy drinking and lack of exercise must be tackled as early as possible to boost the odds of a happy and healthy old age. Bad habits such as smoking, heavy drinking and ...