Bull riding looks like eight seconds of adrenaline - but the other side of the story is cracked ribs, torn knees, concussions ...

Add Yahoo as a preferred source to see more of our stories on Google. Alexia Huffman is a triple threat — she rides bulls, teaches Zumba and serves in the U.S. Army. (Photo illustration: Yahoo News; ...

A concussion occurs when you take a hit, jolt or movement that causes the brain to suddenly shift in your head. Although commonly associated with contact sports, the risk of obtaining a concussion can ...