For most of us, pain as a concept is something that we don’t spare a second thought: you stub your toe; it hurts for a bit, then it subsides. But for scientists, the experience of pain makes for fascinating study and an understanding of it can potentially unlock new methods of treatment and pain relief.
Horizon reveals the latest research into pain and the breakthroughs that have been made, through studies on everyone from a woman in London who has felt no pain in her entire life, to a man in the US who cut off his own arm to survive, after it became lodged in a furnace.
Geneticist Dr. John Woods travels the world in search of people who feel pain in strange ...
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