Anxiety disorder paranoia and ocd

i had paranoia anxiety disorder even if a friend jokingly or without seriousness tells i will kill you i will panic and fear this fear destroyed my life and career i was not able to concentrate on my work and left many jobs now only iam doing exercise,taking medication , deep breathing and meditation and breath walking.now my anxiety and paranoia and ocd has subsided . i thank god for my health now.i request every one to do yoga and be calm .calm people are always happy.