13min 20sec from 70 to 90% of HM pace13min 20sec @ 90% of HM pace6min 40sec @ 102% of HM pace6min 40sec @ 85% of HM pace6min 40sec @ 104% of HM pace6min 40sec @ 85% of HM pace6min 40sec @ 106% of 5k pace6min 40sec @ 85% of HM pace6min 40sec @ 108% of 5k pace6min 40sec from 80 to 65% of HM pace
Workout overview

Distance: 4.8 km

Zone distribution

Z1: 0 m

Z2: 765 m

Z3: 2435 m

Z4: 800 m

Z5: 800 m

Z6: 0 m

0%
16%
51%
17%
17%
0%

Time for some progressive intervals. We'll start out slow and build speed during the workout. Hang on!

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