Summary: Tired of running hills? Switch it up with this intense stair circuit from Olympian Carrie Tollefson!<br><br>Links in this episode: <br> <ul></ul><br>This episode brought to you by: <br> <ul> <li><a href="http://www.mtectiming.com">Mtec Results</a></li> <li><a href="http://www.fitsok.com/">Fitsok</a></li> <li><a href="https://stateofrun.com">State of Run</a></li> </ul>
