Brian O'Driscoll

It's happened a couple of times in training when I hyper-extend my back. Some facet joints send all the muscles in my lower back and lumbar-spine into spasm.
It's happened a couple of times in training when I hyper-extend my back. Some facet joints send all the muscles in my lower back and lumbar-spine into spasm.
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These are some quotes by Irish author Brian O'Driscoll Athlete, who was born on January 21, 1979.