The vagina is a self-regulating ecosystem designed to stay healthy through a precise balance of bacteria, moisture levels and ...

I never fell asleep in my school chemistry class, but I may as well have. I zoned out and doodled the whole time. But I might have paid more attention if my teacher would have started with a lesson ...

Your body is constantly performing a delicate balancing act that most of us never think about. While we’re busy worrying about calories and carbs, a microscopic chemistry experiment determines how ...