With the medical side of the house there are a lot of options, have you ever wanted to travel a lot and be a medic...
There is a career field in the Air force for that specifically which you are a medic and are basically a EMT who helps transports injured or sick military people from around the world to hospitals...
Aerospace Medical Service - airforce.com
The reason I mention this one is it available in the reserves and you have the ability to pick up a lot of 3 and 6 month assignments...
Also what is your education level?