If you like scary movies or haunted houses some doctors say that's a good thing.
Because being scared is good for your health.
Humans are hardwired to be frightened by scary images - it helped protect us from real dangers in pre-historic times.
Even fictional scares cause a rush of adrenaline and dopamine - that's the brain's feel-good chemical.
In addition to that natural high, make-believe horrors end, so you feel a sense of relief.
Humans hardwired for fright, doctors say
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