Do you have PTSD?Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable ...

Do you show signs of complex trauma? Complex post-traumatic stress disorder (C-PTSD) refers to a disorder that develops following protracted trauma, or extensive trauma with other contributing ...

But emerging science may have an answer. Researchers may soon be able to use indicators in the body to test for PTSD in much the same way doctors check for the flu.

At the start of the study, the researchers found that people with elevated depression or PTSD symptoms significantly underestimated their cognitive abilities compared to their actual test scores.