TODAY, RUN 3 1200-METER STRENGTH INTERVALS: A change of venue today: go to your local high school or college track. Most tracks are measured in meters. 1 lap = 400 meters, so 3 laps = 1200 meters (4 laps is just short of a mile). Run these repeats faster than your goal 5K pace. Jog 1 lap between repeats to recover.
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