It's not just pollen floating through the air. It's the raging hormones of spring. It's your biological clock ticking, telling you if you're not busy as a bird or a bee, busy right now making your ...

WASHINGTON, Aug 24 (Reuters) - Higher testosterone levels might explain why some women seek out risky financial trading jobs while others stick to more stable business careers, U.S. researchers ...

It's not just women that have to deal with raging pregnancy hormones. A new study suggests that a man's testosterone levels can drastically change when his partner is pregnant. And the results aren't ...

When we were teenagers, our parents shook their heads and explained our follies with something along the lines of, "Their hormones are raging." No one is likely to say that about any of us who have ...