No really - they're all good for you: Smoking, having unprotected sex, watching a lot of TV, drinking heavily and getting stressed. Bonus health points when you do all these activities simultaneously.
Digital addiction: It takes vision to reclaim your family’s eyeballs. You wouldn't ever do anything to turn your kids into addicts, right? You wouldn’t give them cigarettes. You wouldn’t give them crack. Yet you give them your phone. And then a phone or their own. Hmmm.
A true story: Sigmund Freud's nephew fought discrimination against women by their husbands in 1929; he organized an Easter Sunday protest to force husbands to allow women to smoke. His protest went viral overnight, and soon women could smoke just about any damn place they wanted.