Running Shoes
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ASICS HYPER SPEED 5 Review: Budget Trainer, Premium Feel
Questions This Article Answers You’re curious about the ASICS HYPER SPEED 5 You want to know if the low price comes with a performance or ride-feel trade-off… -
Adizero Takumi Sen 11 Review: A Sub-2:30 Marathoner’s Take
Questions This Article Answers You’re curious about the Adidas Adizero Takumi Sen 11 You want to know how the Takumi Sen 11 fits and feels on foot You’re won… -
Nike Zoom Rival Fly 4 Review: Daily Use to Race Day
Questions This Article Answers You’re curious about the Nike Rival Fly 4, one of Nike’s more affordable running shoes You want to know how the Rival Fly 4 fi…
Training Theory
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Eliud Kipchoge Training Plan: 2017 Berlin Marathon Analysis
Questions This Article Answers What does Eliud Kipchoge’s marathon training menu actually look like? What can recreational runners learn from it? If you want… -
Pyramid Training Model: Zone Distribution Guide for Runners
Questions This Article Answers What is the pyramidal training model in marathon running? How does it differ from polarized training and the 80/20 rule? How s… -
Polarized Training: The 80/20 Intensity Rule Explained
Questions This Article Answers What is polarized training, and why does 80% easy running actually work? How is training intensity defined and measured? How m…
Exercise Physiology
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What Makes Runners Fast? VO2 Max, Lactate Threshold & Running Economy
Questions This Article Answers What is the difference between VO2 max and lactate threshold? How do VO2 max, lactate threshold, and running economy work toge… -
Mitochondria and Marathon Running: Build More Mitochondria
Questions This Article Answers What do mitochondria actually do? What is the relationship between mitochondria and marathon performance? What training method… -
Lactate Buffering Training: What It Is and How to Improve It
Questions This Article Answers What exactly is “lactate tolerance training”? Why does high blood lactate make it impossible to keep running? Is there any ben…
Latest Posts
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Nagoya Sports Festival 2026 Race Report: 6:03 2000m
On August 22, 2026, I raced the 2000m at the Nagoya City Sports Festival. It had been about three months since my last track race. Racing always means taperi… -
I Self-Tested My Lactate With and Without KATSUO STAMINA
Questions This Article Answers Does KATSUO STAMINA actually change your lactate levels? What does real data from a runner who’s tried it look like? What were… -
KATSUO STAMINA Reviewed: Science, Studies & My Lactate Data
Questions This Article Answers What’s actually in KATSUO STAMINA? When and how should you take it? Does it work for marathons and trail running? What can you…