Today, runners can track everything from stride length to sleep cycles, recovery scores to training readiness. The market is flooded with tools that promise insight, optimization, and marginal gains.
Running a marathon is a feat of endurance but does it guarantee a healthy heart An expert shares how high-intensity running can actually stress the heart ...
We have just the formula you need to sort what your heart rate training should look like.
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What really happens to your heart during a marathon

Adrenaline surges, elevated heart rate, and rising troponin: Here's what happens to your heart during a marathon.
Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate. As a ...