Fit for anything Prince’s 5BX plan

The 5BX Plan was developed by exercise scientist Bill Orban to tackle weight gain and fitness loss among Canadian pilots and airmen at remote bases in the far north. It requires no equipment and can be undertaken in a small space. The exercises. to be done over an intensive 11-minute period, are: 1. Stretching 2. Sit-ups 3. Back extensions 4. Push-ups 5. Running on the spot