Communication problems to avoid Keep your loved one from talking about their feelings or fears. Offer unsolicited advice or tell your loved one what to “do.” Blame all your family or relationship problems on your loved one's post-traumatic stress disorder. Invalidate, minimize, or deny your loved one's traumatic experience. According to the National Institute of Mental Health, 6 to 12 weeks of psychotherapy are needed for a person with PTSD to recover.
But keep in mind that this is just a rough estimate.