sha smith retweetledi
Your skeleton is not a fixed structure. It's a living organ.
Most of us think of bone like a steel frame: static, structural, either intact or broken. That intuitive model is wrong, and misunderstanding it has potentially dramatic consequences.
Right now, specialized cells are dissolving sections of your bone while others are rebuilding it. Your entire skeleton is replaced roughly every 10 years. When that process falls out of balance — and it does for nearly all of us after midlife — the result is fractures, loss of independence, and a mortality risk most people dramatically underestimate.
1 in 5 people who fracture a hip die within a year. 50% never regain full independence.
In this deep dive — Post 1 of a 3-part series on bone health — I cover:
-Why your body destroys and rebuilds its own skeleton
-The cellular machinery behind bone remodeling and where it goes wrong
-Why is the bone an endocrine organ sending signals to your pancreas, muscles, and brain
-What walking won't do for your bone density — and what actually will
-The numbers every person over 40 should know
Bone loss is not inevitable. It's the predictable consequence of a system that has lost its balance.
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