Counting calories is never fun. But would you do it if you knew an occasional drastic reduction in calories would lead to a longer, healthier life? Researchers at the University of Southern California believe they are on track to achieve that outcome. Theorizing that restricting dietary intake can reprogram the body to age more slowly, these researchers came up with a formula of normal eating for the first 25 days a month and then drastically fewer calories for the last 5 days. To better understand the science behind this balance of feast and famine, Read This.