The neuroscience behind a ‘runner’s high’

Many describe a runner's high as a feeling of 'euphoria.' Prostock-studio/ Shutterstock While most runners are chasing after a new goal or a personal best, some are chasing after something slightly more elusive: a runner’s high. Some describe it as euphoria. Others as calm, clarity or even a sense of being completely absorbed in the moment. Many people experience some version of it after a long run or a spin class. For years, scientists believed the phenomenon was caused by endorphins, the…