Introduction Water is one of those topics that appears too simple to deserve serious attention. Drink more water, the advice goes, and most adults nod…

Introduction Healthy lifestyle attempts fail in remarkably consistent patterns. Someone reads a book, watches a documentary, or hits a milestone birthday and decides to overhaul…

Introduction Most people who feel measurably healthier a year from now will not have done anything dramatic. They will have made a handful of small…

Introduction Daily physical activity sits in a strange place in modern American life. Almost everyone agrees it matters. Most adults manage less than they need….