Mankind’s ability to stand upright is one of the main things that sets us apart from most animals on Earth. However, while there have been studies of the human spine for centuries, most laymen don’t know jack about their back. There are a lot of facts about the human spine you don’t know about.
Did you know that you could have up to 3 more vertebrae than the person next to you? How about the earliest medical documents regarding back pain treatment go all the way to ancient Egypt? For more facts about the human back, click here:: 20 Things You Didn’t Know About… Your Back