Primary waves travel through Earthâs crust at an average speed. of about 5 kilometers per second (3 mi/s). Primary waves can travel. through solids, liquids, and gases. As they pass through a material, the. particles of the material are slightly pushed together and pulled apart.
Why This Occurs. Emotional detachment is usually an issue caused by severe, intense anxiety - most notably panic attacks, although any form of severe anxiety can cause emotional detachment. While it's not entirely clear what causes this detachment, it most likely is a coping mechanism for the brain.
What Happens When PTSD-Related Dissociation Is More Severe? The definition of dissociation in PTSD also includes the experiences of some people with PTSD who have additional symptoms called depersonalization (feeling as if the world is not real) and derealization (feeling as if the self is not real). Having either of these symptoms is a serious health problem.