dont know what to do anymore...dad has dementia and suffers from depression, he is very confussed and frightened ,constantly aggitated..........he will not leave mum alone for a second, its very sad but is pushing my mum over the edge. she is refussing to accept any outside help and there is only so much time available for me to be there................she trys really hard but dad is very difficult and totally draining............mum ends up shouting and screaming at dad making him much worse...........somebody please help am at my wits end