Pictures and Links coming soon.

Most important muscle groups to focus on:

Stomach, legs, triceps and anything that gets your heart in shape.

 

With the excercises listed below, always try to do 3 or 4 sets. Ideally, the last repetition should be difficult to the point of failure.

Push-ups or "knee" push-ups

Sit-ups and crunches

Wall sits

 

Links!