NTK's new exercise protocol is ridonkulous. What I’d do differently if I could start over

NTK's new exercise protocol is ridonkulous. What Taren would do differently in his race career if he could start over. To start training for free, visit mymottiv.com and sign up for a free training plan using our app!  And visit store.mymottiv.com to purchase awesome gear at a great price.