For all the details on the program, go to MENSFITNESS.com/TrimUp

THE WORKOUT

Warmup - ½ Mile Jog
Dynamic Warmup - High Knees, Butt Kicks, Walking Lunges, High Skips, Side Shuffles

Sprints
5 x 20 yards
5 x 50 yards
5 x 100 yards
Rest 30 seconds between sets

Looking to add more muscular mass instead? Give the 6-week Bulk Up program a try.