Some training numbers move in a month. Others take years. I lowered my heart rate from 154 beats per minute to 129 beats in exactly one year. Last year I was running an 8:15 pace at 154. One year later that pace is 8:09 at 129. Twenty five beats sounds impressive on paper, but the beats were never the real story.
Two readings at an easy 8:10 pace, twelve months apart, after moving from about 70 mile weeks to 100 to 120.
A year ago I was running around seventy miles a week and nothing was changing. Same paces. Same heart rate. Same flat line every single week. This year I upped my volume to one hundred to one hundred twenty mile weeks and everything clicked. More volume means more mitochondria. More capillary density. More oxygen delivery. And a heart that moves more blood with every beat it takes.
Volume is king
People think a low heart rate is a zone 2 story. It isn't. It's a volume story, and it's not only volume built with zone 2. The more work you can actually do and handle, the more speed you can add on top of it. If volume didn't matter, every elite runner would be at thirty or forty mile weeks. They're not.
The number one tool in a runner's toolbox is double days. I split the volume into an AM and a PM session. It reduces the injury risk of any single run. It lets me recover faster between them. And it stacks more total aerobic stimulus into the week than one long grind ever could.
My weekly totals coming back from four weeks off with a heart condition, straight into two second-place ultras. Amber weeks contain a race.
Volume did the work.
The number goes down when you stop watching it
Here's the twist. To lower your heart rate, you stop training by it. Your heart doesn't know if you're running a marathon, a 5K, or chasing your dog down the street. It only knows stress.
So I train for the adaptations I want instead. Mostly easy running. One or two thresholds a week. Then time, which is the part nobody wants to hear. If you want to significantly lower your heart rate, you're looking at a year plus. It took me three.
And that brings me back to where this started. I lowered my heart rate from 154 beats per minute to 129 beats in exactly one year. Last year, 8:15 at 154. This year, 8:09 at 129. But more than that, it gave me proof. Proof that the engine responds. Proof that patience is a training variable. Proof that the work I put in this year is really getting paid out next year.
More from me: the heart rate breakdown.
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Train like it's programmed. Because it is.
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