Hedengren beaten at Cowboy Jamboree, HR zone fight erupts
Steve Magness says that across 50-plus elite training logs he can barely recall one coach prescribing heart rate zones. Zach Bitter compared HR training to breastfeeding. Meanwhile Jane Hedengren lost to two runners in her season opener.
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Races and results
Hedengren third at Cowboy Jamboree as Jepkirui breaks course record
Jane Hedengren finished third at the Cowboy Jamboree in 19:32, behind Oklahoma State's Billah Jepkirui in 19:24 and Morin Chericig in 19:28. Jepkirui's win broke Katelyn Tuohy's 2022 NCAA championships course record by three seconds, and coach Dave Smith says she ran her last 1000 in 306. Smith says it was 75 degrees and the course was wet and soft.
they were hauling ass on Saturday
How they train
Magness says almost no elite coach prescribes heart rate zones
Steve Magness says that in two decades of reading elite training logs, the number of great coaches who prescribed training by heart rate was near zero. Zach Bitter backed him: you will never hear John Korir say his marathon strategy is to dial up a heart rate.
Heart rate as your primary performance guide is like breast feeding.