A woman slowly loses the ability to pair-bond (important for having kids and long-term relationships like marriage) with each sexual partner. A man doesn't because they've naturally evolved to mate with as many women as possible in order to pass their genes.
But who cares about science, let's...
Random dude says hello and this bitch gets all violent. This Kei girl is such a sexist cunt. The misandry is strong in this one.
Meme page makes this worth it.
Neither men nor women evolved to be monogamous, but casual sex (specially in women) affects pair-bonding (the ability to develop empathy and affection towards a partner, it's got to do with oxytocin). For example, studies have shown direct correlation between a woman's sexual partner count and...