This month Dr. Jeff Messer joins our IG Live Running Replay to discuss interval training. Ever wondered how to best execute an interval session or how to best fit intervals into your training? Welp, this is an episode for you.

Follow @RunDoyen for IG Live sessions: https://www.instagram.com/rundoyen/

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Connect with Coach Jeff Messer (today's guest): https://www.rundoyen.com/running-coaches/jeff-messer/