Vitamin D Deficiency: Assessment & Intervention

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Is vitamin D a vitamin or a hormone? Is vitamin D deficiency the cause of a multitude of illnesses, or is it a source of hype? Learn the answers to these questions from
  • Vitamin D physiology
  • The potential consequences of deficiency
  • Vitamin D's established role in bone health
  • Findings about Vitamin Ds emerging role in immunologic, mental, reproductive, and cardiovascular health