1 | The greater the euphoria the runners reported, the more endorphins in their brain. | |
2 | As the hormone oxytocin surges, endorphins increase, and pain declines. | |
3 | Endorphins, for example, are still providing a sense of well-being and security. | |
4 | Exercise, beyond making you more fit, also brings about the release of endorphins. | |
5 | But the runners did not realize that the investigators were studying the release of endorphins and the runner' s high. |