If you have access to a track in your community, get out and try this workout.
After you warm up by either walking or jogging, sprint as outlined with recovery after each sprint.
Warm up – Jog 2 slow laps
Sprint 100 meters
Sprint 200 meters
Sprint 400 meters
Sprint 200 meters
Sprint 100 meters
Cool Down – Jog 2 slow laps
After your cool down, head to the bleachers for the following for 3 rounds:
1) 3 laps up and down the stairs.
2) 10-15 lunges each leg.
3) 10-15 Push-ups. (Lift one leg for more resistance)
4) 10-15 Dips. (Lift one leg to make it more difficult)