Answer:
Post traumatic stress disorder.
Step-by-step explanation:
Post traumatic stress disorder, or PSTD is a disorder that affect psychologically a great number of people that have lived throug though times and then they go back to their reality and their minds think they are still in that traumatic situation, it happens with soldiers after they have left the battlefield and are still anxious and paranoid like if they were still there, or with people that have lived throug accidents and feel like they are still in the same situation.