In 2014, James Hamblin launched a series of videos for The Atlantic called "If Our Bodies Could Talk." With it, the doctor-turned-journalist established himself as a seriously entertaining authority in the field of health. In illuminating and genuinely funny prose, Hamblin explores the human stories behind health issues which tend to be oversimplified by marketing and news media. Here he answers such perennial queries as: do cell phones cause cancer? Can caffeine help me live longer? And for that matter, is life long enough?