Male Birth Control Shots Lower Pregnancy Odds, But Have Side Effects

An experimental type of male birth control that uses shots of hormones to lower men's sperm counts works relatively well to prevent pregnancy, according to a new study. However, the study had to be stopped early because of the high rate of side effects seen in men who got the shots. The findings mean that more research is needed before this method of contraception could become available to men, said study co-author Dr. Mario Philip Reyes Festin, a medical officer on the human reproduction team a