Even more interesting there is also a a women who exists who literally cannot feel any fear. https://en.wikipedia.org/wiki/S.M._(patient) https://en.wikipedia.

Even more interesting there is also a a women who exists who literally cannot feel any fear. https://en.wikipedia.org/wiki/S.M._(patient) https://en.wikipedia.org/wiki/S.M._(patient) There is a radiolab podcast where they actually interview her.