YCT-529, a hormone-free male birth control pill, has shown high effectiveness in animals and is now in human trials, marking a breakthrough in male contraception. While the FDA has approved more than 20 types of contraceptives, only two options currently exist for men: condoms and vasectomies. Al
Contraceptive effectiveness is usually not measured by number of times sex happened, it’s measured by comparing how many pregnancies happen in comparison with the normally expected in a given time period.