Xtreme High Intensity Training
More Xtreme High Intensity Training Videos
Fitness expert Sarah Grace takes you through another killer leg workout.
Cross-training Expert, Nick DelGrande gives you tips on how to make your Muscle-Up more efficient!
“One Incredible Athlete” Henrik Shengor, uses an unusual object and a steep hill to put his fitness to the ultimate test.
Professional stock car pit crew member Kenyatta Houston is back with another NASCAR pit crew workout.
Try this fun and challenging high-energy leg routine for men and women from Yeshaira Robles...if you DARE!
Fitness expert Sarah Grace shows you how to conquer the Pistol Squat!
Professional stock car pit crew member Kenyatta Houston demonstrates a killer core and total body workout!
Teen phenom Maryana Naumova sets a world record bench press at 14 years old!
Fitness expert Sarah Grace demonstrates some of the best ways to shape and strengthen your chest and back!