Article: Vitamin D in the spotlight

An expanded role emerges for promoting health.

Vitamin D is best known for its key role in forming and maintaining strong bones. Yet research is revealing that vitamin D may play additional roles in a growing list of benefits, and experts around the world are calling for a reassessment of dietary recommendations for vitamin D.

Vitamin D is involved in regulating cell growth and differentiation and in essential immune system functions. With this knowledge, scientists are exploring links between low vitamin D status and increased risk for a number of chronic diseases, including some types of cancer, heart disease, type I diabetes, rheumatoid arthritis, and multiple sclerosis. It also may be ...

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