runner's high

American  

noun

1. a state of euphoria experienced during prolonged running or other forms of aerobic, sustained exercise, attributed to an increase of endorphins in the blood.

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Example Sentences

The runner’s high — which can occur with any form of exercise — was originally thought to be caused by the release of feel-good hormones called endorphins after a high intensity workout.

From Salon • Apr. 19, 2025

And there is nothing quite like the post-run feeling of the "runner's high", she says.

From BBC • Oct. 8, 2024

“Just like marathon runners experience a runner’s high, breath-holders get the same high.”

From Los Angeles Times • Nov. 10, 2022

My runner’s high was obliterated by the cold, sober reality of being a woman in this sport: Any sense of strength, confidence and power generated by running is fleeting.

From Washington Post • Sep. 10, 2022

Essentially, the findings indicated that endocannabinoids are more likely responsible for runner’s high and reaching that state requires high heart rate activities, like running.

From Seattle Times • Feb. 9, 2022