Jeff “Koosh” Kushmerek is a living legend inside the RSC. He’s like Norm from Cheers. Everyone knows his name. To join Jeff and hundreds of others, click HERE to join the Renegade Strength Club. Give us a little background on your training history, what brought you to the RSC in the first place, and how you’ve changed since you joined. I started lifting in 1988. My brother’s roommate from college lived with us that summer. He was a RB for UColorado. We did 21’s and I couldn’t move my arms for 2 days. I was doing workouts from the magazines… continue reading.