Why Are Most Americans Deficient in Vitamin D? Unpacking the Root Causes
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5 min read
Approximately 35% of U.S. adults have vitamin D deficiency, a common global issue that disproportionately affects certain populations. This raises the question: why are most Americans deficient in vitamin D? The answer lies in a complex interplay of modern lifestyles, geographic limitations, and biological factors that hinder adequate production.
