Workout of the Week: Threshold 18K

Olympic triathlete Matt Sharpe has given us a long run workout that’s perfect for building endurance in the last leg of a half-iron distance triathlon.

Woman running across asphalt
Photo: Shutterstock.com

Olympic triathlete Matt Sharpe has given us a long run workout that’s perfect for building endurance in the last leg of a half-iron distance triathlon.