Category
Football
![](https://coach.exergenie.com/wp-content/uploads/2018/10/Bildschirmfoto-2018-10-24-um-22.41.17-383x215.png)
How JuJu Smith-Schuster Does NFL Speed Training
Speed Doctor Quote: “(…) So this is a pretty much a rope sled right so the device has resistance from you know from one pound all the way to like
![](https://coach.exergenie.com/wp-content/uploads/2018/07/Bildschirmfoto-2018-07-01-um-21.32.48-383x215.png)
Applied Sports Science
Used by Olympians, Professional Sports Teams, and Athletes of all ages EXER-GENIE® VRT is adjustable and variable resistance for efficiency in athletic training. Training for Sport Specific Strength and Endurance is made more effective