Why research into male contraception keeps hitting the buffers.
Studies have suggested that women using a particular kind of injectable contraceptive are more susceptible to HIV infection. Research in mice offers new insights.
Vasectomies could be an effective male birth control method in Africa but the procedure is misunderstood and therefore poorly used.
Few Australian women use long-acting reversible contraception, despite its advantages over other methods. These contraceptives offer women long-term, cost-effective, "fit-and-forget" contraception.