You've probably noticed that some people can ignore pain and focus on what they're doing, while other find a similar experience debilitating. That's all to do with how our nervous system interacts with our brain, and by better understanding it scientists are able to develop new treatments that work better than ever. This video rattle through the science behind that in a rapid but entertaining four minutes. Ted-Ed (https://www.youtube.com/watch?v=I7wfDenj6CQ)
[youtube]http://www.youtube.com/watch?v=I7wfDenj6CQ#t=51[/youtube]