Deliberately scaring ourselves can calm the brain, leading to a “recalibration” of our emotions, suggests a new brainwave study. For people who willingly submit to a frightening experience, the reward is a boost to their mood and energy, accompanied by a reduction in their neural reactivity.

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Deliberately scaring ourselves can calm the brain, leading to a “recalibration” of our emotions, suggests a new brainwave study. For people who willingly submit to a frightening experience, the reward is a boost to their mood and energy, accompanied by a reduction in their neural reactivity.