What are some signs and symptoms that a coworker may be experiencing delayed stress reaction (ptsd) ?

Flashbacks: they suddenly seem as if they are not there

Hyper: checking their surroundings for danger

Can't Interpret: sees a banging door as danger for example

No Sleep: looks tired, pale, or dozes off

Bad Memory: can't find things or repeats things they've already said

Overload: anxiety or seems jittery seems like they don't listen when you speak

Aggressive: how they treat people changes, they become violent like never before