Background Vitamin D deficiency may be associated with an increased risk of asthma.
Objective We studied the association between 25‐hydroxy (25‐OH) vitamin D deficiency …

Vitamin D and asthma: current perspectives : Current Opinion in Allergy and Clinical Immunology
Vitamin D and asthma: current perspectives : Current Opinion in Allergy and Clinical …

The discovery that many cells express vitamin D receptors and the recognition of
widespread vitamin D insufficiency has stimulated interest in the potentially beneficial effects …

Background Observational and mechanistic data suggest a role for vitamin D in childhood
asthma. However, subsequent interventional trials have been inconsistent. We aimed to …

Background Vitamin A deficiency may increase the responsiveness of the respiratory tract
and increase the risk of respiratory tract infection, resulting in airway obstruction and …

Background Vitamin D has effects on the innate and adaptive immune system. In asthmatic
children low vitamin D levels are associated with poor asthma control, reduced lung …

Background The objective was to determine vitamin D levels in patients between the ages 6
and 18 years, followed for asthma, and the relation between vitamin D levels and asthma …

Background Cross‐sectional studies have reported an association of vitamin D deficiency
with increased asthma prevalence and severity, and with allergies. The effect of vitamin D as …

Evidence continues to accumulate that vitamin D supplementation helps to prevent the
development of asthma and recurrent wheeze in early life, and may also help in the …

Background Whether vitamin D reduces clinically important exacerbations of childhood
asthma remains uncertain. We compared rapid to maintenance vitamin D repletion analyzed …