Conditioning Modalities for Masters Jonathon Sullivan MD, PhD, SSC | March 29, 2021 The Barbell Prescription includes a conditioning prescription, and most people can fill that Rx with the Prowler (sled) or an appropriate high-intensity sport. Sully discusses the need for conditioning in Masters, why the sled checks all the boxes of our exercise prescription criteria....and what to do if you can't (or won't) use the sled. Discuss in Forums