Sebastian Junger, journalist and military combat analyst says that strong “military unit cohesion has proven to be a buffer for psychological struggles”.
Also, he reports that wartime trauma is diminished when soldiers feel a greater sense of control. For example, PTSD is more pronounced among lower ranking soldiers than special forces.
Marry these observations and it gives some explanation as to why marriage breakup and the breakdown of very close friendships have a particular pain which we are not readily capable of managing. Also why it is absolutely critical that we, without condemnation, and band around those going through such traumas.