8 Hidden Signs of Iron Deficiency That Go Beyond Fatigue, Anemia, and Low Hemoglobin
Your nails and hair are sending a messageSpoon-shaped nails, concave, curling upward at the edges, are a textbook sign of iron deficiency that most people mistake for a cosmetic problem. The condition is called koilonychia, and it shows up when iron stores drop low enough to affect the structural proteins…
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