News

Garmin Resting Heart Rate Going Up? The Seven C...

Your resting heart rate is up and every page you have read says "it might be overtraining". For most people it is one of six other things, and they need...

Running Training for Hyrox: Your Fresh 1 km Pac...

Hyrox is decided by the running, and the running is decided by your lactate threshold — not your fresh 1 km pace. Here's why the whole race sits at the...

Asking AI About Your Training Data: Why It Fall...

Paste last week's mileage into a chatbot and you get confident, generic advice — because it has no history, no context and no memory of your season. Here is what...

AI Running Coach vs Human Coach: What Each One ...

"Can AI replace a running coach" is the wrong question — the two are not doing the same job. Here is the honest division of labour, and a practical test...

What Is a Good HRV for Your Age? The Honest Ans...

There is no HRV number that is good for a 40-year-old, and the charts saying otherwise are comparing readings taken from different devices by different methods at different times of...

Garmin VO2 Max: How Accurate It Is, And Why It ...

Your Garmin has never measured your VO2 max. It works it out from how fast you run at a given heart rate — which means a falling number is usually...