NEW YORK -- Halloween is here again, which means it's time for ghouls, ghosts and good fun.
But Hallows Eve isn't all about costumes and candy, there is also some science to the scare.
Dr. Nidhi Kumar isto explain why some sights and sounds get our hearts racing.
We asked whether getting a little scared, like visiting a haunted house or watching a scary movie, can actually be good for your health.
She also talked about seeing ghosts and other paranormal experiences.
Watch her full interview above for more insight.
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