Add Yahoo as a preferred source to see more of our stories on Google. a school age girl with dark brown skin presents a simplified diagram of the human body to a teacher. the diagram depicts various ...

Even if you think you learned everything that you needed to know way back in biology class, everyone has knowledge gaps. And often you’re not even aware that they exist. There are tons of things we ...

Five vital organs are essential for life, but survival is more medically complex.

You might celebrate one birthday each year, but inside your body, different organs are marching to their own biological drums. That number on your driver’s license? It’s just a rough average that ...

A simple blood test could detect which organs are aging at an accelerated pace for people who otherwise appear healthy, according to a recent study published on Dec. 7 in the journal Nature.

This article was originally republished from The Conversation. Bringing a new drug to market costs billions of dollars and can take over a decade. These high monetary and time investments are both ...

When it’s time to bring new life into the world, the human body transforms itself in remarkable ways. The immune system, which usually fights off anything that reads as foreign, learns to chill out so ...