Seeing as how it’s encased in bone and all. I was just looking at old x-rays from when I had stress fractures in my tibias and had that “hey, wait a minute” feeling. Please help!
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People tend to see bone as something very solid and impermeable. But it is not, bone is a living tissue like the rest of us, it is connected to our blood vessels (as in blood vessels run through the bone). The red bone marrow, where our blood cells are born, is of course exceptionally well perfused, massive amounts of blood vessels here.
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