Men's Rights

To be clear, I do not presume to speak for all feminists, or for all manifestations of feminism; I'm just tired of hearing the same old attacks, and would like to take the chance to preemptively clear up a few things.
I could blather on about the misconceptions of feminism all day long but I think the male point of view is best discussed by, well, a male, don't you? Someone with no ulterior 'angry man-hating feminist' motive.
What does masculinity mean today? What does it mean to be a man? There are so many problems with this question. The real point of enquiry - given that gender is a construct! - should be this: who have we allowed to dictate to us what this void we call masculinity is? The answer: idiots.
Journalist Peter Lloyd recently hit the headlines when he revealed he was suing his local gym, the Kentish Town Sports Centre in North London, on the grounds of gender bias. Lloyd was incensed that the venue, owned by the fitness company Better, in association with Camden Council - was banning men and boys for 442 hours every year to make way for 'women-only' sessions.
Surely a law making sperm a marital asset in the context of donation would be a violation of an individual's right to make decisions about their own body and it's 'products', which would be a disastrous turn of events in my eyes and I'm no legal expert, but surely this would be in violation of our human rights.