Zach Bitter
Every Running Weekly story that cites Zach Bitter (@zbitter), newest first. 10 stories since September 2026.
On X: 100 miles at 6:47/mi | 5x 100 mile under 12 hours Helping the everyday runner train smart, strong & get faster. READY TO TRAIN?
- Holmer finds a carb ceiling, 120 and 150 grams look the same
Zach Bitter asks which experts are actually writing fueling guidelines in the 150 grams an hour range.
- Magness and Bitter push back on "jogging wrecks your knees"
A viral post told people to walk and sprint and skip everything in between. Two well known names in running answered it the same day.
- Bitter asks who actually recommends 150g of carbs an hour
Brady Holmer's durability thread turned into an argument about where the top end of fueling guidance came from in the first place.
- Heart rate debate lands on use it, just a lot less
Ross Tucker says proper use of heart rate means using it less rigidly, less often and with other metrics given more priority.
- Ross Tucker on heart rate, using it properly means using it less
The running internet's heart rate argument has moved on from whether the metric is overrated to how little you should actually lean on it.
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- "Zone 2 is a psyop" post gets shredded by Holmer and Bitter
One runner's 4:34 mile became the internet's training argument of the week.
- Phil Gore runs 152 yards, 633.75 miles, at Project 168
Zach Bitter says the Australian put the backyard ultra world on notice.
- Run Rabbit Run 100 will pay $100,000 to each winner
The Colorado 100-miler announced the purse jump on the eve of its 2026 race, and the sport's loudest voices started doing math immediately.
- Zach Bitter says shoe foam lifecycle marketing is mostly myth
A tested pair of super shoes held their efficiency at around 400 miles, and a Reddit poster just retired a Hoka Mach X at 1,011.
- 2:09 marathoner Tom Nobbs fuels at 114 to 120g of carbs an hour
One elite's self-reported fueling numbers, and how far they sit from what most amateurs think they can absorb.
Topics Zach Bitter comes up in
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Long distance running every day. Marathon, road, trail and ultra results, the shoes worth the money, the training fights. Every quote links out.