What's going on when you gain weight almost overnight?? Sometimes it's not what you eat -- or how little you exercise. Here's the one thing that can make you gain as much as 50 pounds in a year.
See How These Conjoined Twins Are Now Thriving After Being Separated 2 Years Ago
Why Everyone's Talking About Miley Cyrus
Is This Bill Murray or Tom Hanks?
Joel McHale Almost Loses a Finger