It's obvious that men's practices and behaviour are central to women's vulnerability to HIV. This is why a major focus in the fight against HIV has been on interventions involving work with men and boys to "transform masculinities" specifically on forms of masculinity that reinforce men's power over women as a way to reduce HIV transmission.
source https://www.lifetechnology.com/blogs/life-technology-news-blog/men-and-hiv-how-poverty-violence-and-inequality-play-a-part