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Articles on Adrenaline

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Visiting an extreme haunted house can be delightfully terrifying. AP Photo/John Minchillo

Why is it fun to be frightened?

Visiting a haunted house or watching a horror movie can be terrifying and enjoyable at the same time. A sociologist explains the psychological benefits of being safely scared.
The activities we do during the day – from having a fight with a partner to using our iPhones at night – also affect our hormone levels and, in turn, our quality of sleep. Jan Faukner/Shutterstock

Chemical messengers: how hormones help us sleep

Sleep allows many of our hormones to replenish so we have the optimal energy, immunity, appetite and coping ability to face the day’s highs and lows.

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