Weight Loss Guides - Videos

A guide to preparing for weight loss surgery.

This father of two...from Delray Beach credits a lifestyle makeover for his 60 pound weight loss. The catalyst behind the motivation...Celsius: a different kind of energy drink that promises to speed up your metabolism and burn up to 100 calories or more.

A special 800 calorie diet can help you lose a ton of weight, but there are risks.

A woman who battled anorexia now uses weightlifting to help control her food disorder.

NBC's Dr. Nancy Snyderman talks with Natalie Morales abut diet myths... busted.