b'OCD(obsessive-compulsivedisorder)isamentalhealthdiagnosisgiventosomeonewhoexperiencesobsessivethoughtsandcompulsivebehaviours.Itcanbedistressingandsignificantlyinterferewitheverydaylife,buttreatmentcanhelpkeepitundercontrol.Personality disorders -Apersonalitydisorderisatypeofmentaldisorderinwhichyouhavearigidandunhealthypatternofthinking,functioningandbehaving.Apersonwithapersonalitydisorderhastroubleperceivingandrelatingtosituationsandpeople.Thiscancausesignificantproblemsandlimitationsinrelationships,socialactivities,workandschool.Insomecases,thepersonmaynotrealisethattheyhaveapersonalitydisorderbecausetheirwayofthinkingandbehavingseemsnaturaltothem.Theymayblameothersforthechallengestheyface.Diagnosismustbelefttoapsychiatrist.Post-Traumatic Stress Disorder (PTSD) -PTSDisadiagnosisgiventopeoplewhodevelopacertainsetofsymptomsfollowingatraumaticeventintheirlives.'