A small bone behind the knee that scientists previously thought had been selected out by evolution a century ago is now three times more prevalent - and possibly linked to arthritis, according to a ...

Textbooks will tell you that the human body contains 206 bones. But sometimes, there are 208. The fabella, a small bone in a tendon behind the knee, was lost over the course of early human evolution, ...

New research showed that back in 1918, only 11 per cent of the world population had the fabella bone, but now the number has risen to 39 per cent A TINY knee bone thought to be near extinction is ...

The once-rare 'fabella' bone has made a dramatic resurgence in human knees, but who's likely to have a fabella or two -- and why? The once-rare 'fabella' bone has made a dramatic resurgence in human ...

Tearing or stretching your ACL is a common knee injury. But you can avoid it with proper form and exercise. (Credits: iStock/Getty Images) One of the most common ways people hurt their knees is by ...

I was on the couch with my right leg on an ottoman when our black Lab rammed into the inside of my knee. The next day, it really hurt to extend or turn my knee. It felt better in a week, but I want to ...