Amazing Race - Nat and Kat Win ... Medical education bills to be paid off!

I'm not gloating, but I selected anestheseologists, Nat and Kat, from the beginning. Yes, they are from my area of the country, but they also have been through medical school, preparing them well for the stressors encountered in the Amzaing Race.

Nat and Kat have overcome fear of heights, type I diabetes, sleep deprivation and more. What medical school resident hasn't experienced sleep