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Your Inner Fish | Clip | Your Aching Back: A Gift from Your Ancient Ancestors

The shape of our backs keeps us balanced when we walk on two legs, but it comes at a cost. Anatomist Bruce Latimer shows how our transition to being exclusively bipedal has led to many common back ailments.

S1 E3 | 0:02:52 | AIRED: 4/9/2014 |
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