A non-hormonal, reversible and non-toxic male birth control could be a step closer, with scientists successfully targeting a protein that's crucial in making fertile sperm. Knocking this protein out for a period of time would give men control over their protection window, much like oral…
There are also plenty of medical reasons for even sexually inactive women to take hormonal birth control. This isn’t only about pregnancy, which as you say can have all sorts of physical consequences.