William was always mobile and fairly athletic -- that is, until he wasn't; it's been years now since a knee injury derailed his sports career, and he's ballooned up over 600 pounds; now, to lose weight he'll have to face up to how bad it's gotten.

Abi was struggling with his weight before a fluke accident left him mostly paralyzed; bedbound for seven years since then and topping 700 pounds, Abi's only hope for a future with his wife is to get Dr. Now's help to lose weight.