It has already been confirmed, using a microscope: http://www.nytimes.com/2016/06/12/magazine/what-if-ptsd-is-more-physical-than-psychological.html http://www.

It has already been confirmed, using a microscope: http://www.nytimes.com/2016/06/12/magazine/what-if-ptsd-is-more-physical-than-psychological.html http://www.nytimes.com/2016/06/12/magazine/what-if-ptsd-is-m... (NOTE: This is for some of what goes under the umbrella term "PTSD", so of course not for every single diagnosis. Only the people exposed to such shock waves.)