Janet Chrzan

"We have all had that experience with the friend who has a new diet, one that he's following enthusiastically. Or maybe we've been that friend, adopting a new diet because we learned about it from another friend, or read about it online, in a magazine, or heard a compelling celebrity endorsement. Most such diets promise the same things: weight loss, better health, better sleep, mental functioning and a general improvement in mood and affect - in other...