Vitamin D deficiency linked to asthma, allergies

April 23, 2009 Scientists reporting in the American Journal of Respiratory and Critical Care Medicine found that lower levels of vitamin D were associated with increased odds of being hospitalized for asthma, increased airway twitchiness and more severe allergies.

Experts say still unknown is the role of vitamin D in the development of asthma and whether it would be beneficial in the prevention or treatment.

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