gastric bypass

New Jersey's Gov. Chris Christie, notorious for both his blunt comments and hefty weight, said this week that turning 50 was a wake-up call for him and the reason he opted for surgery to try and slim down.

 "Diabesity" -- Type 2 diabetes brought on by obesity -- can be reversed by stomach-reducing surgery like gastric bypass and researchers say the operation should be offered sooner to obese and overweight patients instead of as a last resort.