For those in recovery, the word high can carry heavy weight. But there’s a different kind of high called runner’s high, and for some people in recovery, it can be a source of peace and clarity. What is a High? A "high" is a brain event that happens when the "reward circuit" overacts. This overaction is experienced as relaxation, or heightened sensory perception, or euphoria. A high is a normal brain response to life experiences, such as seeing a loved-one, having fun with friends, or enjoying physical activity. Highs can also be achieved artificially, for example, when substances like drugs or alcohol alter brain chemistry.  What Does Runner’s High Feel Like A lightness in your body Calm in your chest [...]