U.S. News & World Report (blog)Fasting for Weight Loss: Fad or Phenom?U.S. News & World Report (blog)In the never-ending quest for that Holy Grail of sustainable weight loss, more people are experimenting with some form of fasting. Celebs have helped popularize quick fixes. Many may recall Beyonce's pre-Grammy 14 days of lemon juice, cayenne pepper ...