The 10 scariest horror films, according to science

When you think of the components of a horror movie, what comes to mind?
It, arguably, should have blood, deaths, jump scares, a psychopath or a supernatural threat.
Now, scientists have discovered what makes a horror movie frightening!
MoneySupermarket’s Science of Scare study monitored hundreds of volunteers who watched hours of horror movies while having their heart rate monitored.
The films are then ranked based on the effect on the audience’s heart rate and these were the 10 scariest!