very emotional Englisch:

a traumatic experience

Post-traumatic stress disorder is a medical term used to describe the lasting and destructive effects of something awful you've experienced, such as witnessing a disaster or suffering a major injury during combat.

Post-traumatic stress disorder is a medical term used to describe the lasting and destructive effects of something

That was an incredibly traumatic experience.

I found the whole thing quite traumatic.

I don't work with people in any kind of traumatic situation.