When prehistoric man first lifted his shaggy hands off the ground and stood erect, the human race was in for trouble. People have been complaining of backaches ever since.
The business of standing up started a whole series of disorders stemming from the extra stress & strain put on the lumbosacral area, keystone of the spine. Practically everyone at one time or another has back pains. The only exception: toddlers, who temporarily retain a few quadruped characteristics.
Ancient man's evolution into a creature standing on two legs modified his skeleton as well as his...
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