Trauma of any kind is very serious. This can be self-inflicted or inflicted. Both should be treated with extremely good therapists who specialize in trauma informed therapy. EMDR Certification is a key beginning when searching for a therapist and they should have many years of full-time practice as well.
Possibly. Dealing with divorce often destabilizes children. Children take divorce personally and feel at fault. Another common pit to avoid is confiding in your children about how bad your spouse is. To children, their mother or father don’t have faults so to thrust the idea that one of them is terrible, cheater, liar, “unfit to live” causes terrible conflict in children’s foundational core and tears at the fabric of a once safe family unit.
There are therapeutic providers who only focus on blended family needs. [See referral process] [dealing with divorce], [balance relationships]