Coffee contains caffeine, which is the most commonly consumed psychoactive substance in the world. Caffeine is also included in most commercial fat-burning supplements today — and for good reason. Moreover, it's one of the few substances known to help mobilize fats from your fat tissues and increase...

As we gather with friends and family, we snack all day on tasty appetizers, enjoy festive cocktails, include wine with dinner, and cook multicourse meals that include grandma's favorite sugar-laden pies. Then there's the company party, the holiday girls' night out, a New Year's Day football...