Try this simple but effective workout from professional triathlete and coach Scott DeFilippis.

Every Tuesday we’ll feature a different coach’s workout you can complete in 60 minutes (or less!).

This week’s run workout comes from Scott DeFilippis, a professional triathlete and coach with an Ironman personal best of 8:09 and a marathon best of 2:43 off the bike. DeFilippis’ “No-Fade 70.3 Run Plan” will appear in Triathlete’s September 2015 issue, and this simple but effective workout appears during the six weeks.

RELATED – One-Hour Workout: Scott DeFilippis’ Pickups + Tempo Run

15 min jog

Main Set
20–30 min of 30 sec hard/30 sec easy

15 min jog

More one-hour workouts.