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
That’s not how those percentages are calculated. It’s not per instance of intercourse, it’s how many couples end up pregnant after being sexually active for a year. 99% means you have a 1% chance of getting a woman pregnant if you’re sexually active throughout a year.