Often the phrase "fear of death" to describe the extremes of a frightening experience.
But can literally die of fear?
Scientists say that although it is a rare phenomenon, fear of death can actually occur.
Precisely this explains Hunk YouTube channel SciShow.
Talk about the mechanism in the human body that are activated when you're afraid, and how this
mechanism can ever get out of control.
Watch the video:
http://www.youtube.com/watch?v=815RiAAtzS4#t=182