So is the fear you feel when you watch someone being chased by an axe-wielding murderer any different from the fear you might feel if you were actually being chased by an axe-wielding murderer?
The answer is no, at least not from where Glenn Sparks sits. Sparks, a professor of communication at Purdue University, studies the effects of horror films on viewers’ physiology. When people watch horrific images, their heartbeat increases as much as 15 beats per minute, Sparks tells WebMD.
Their palms sweat, their skin temperature drops several degrees, their muscles tense, and their blood pressure spikes.
So is the fear you feel when you watch someone being chased by an axe-wielding murderer any different from the fear you might feel if you were actually being chased by an axe-wielding murderer?
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