This video is excelent, it shows how a woman can massage a man's prostate, by fingering his rectum. I once had a lady doctor check my prostate by fingering my anus, and it felt so delightful, I never want a man doctor do it again.
That was hot until they zoom in on the guys ass with all those warts, zits or whatever, looks like he has the creeping crud. No wonder she wore gloves.