Serum 25-hydroxyvitamin D status and wheezing in pre-school children, Kuwait.

Background: There has been growing recognition of the critical extra-skeletal roles for vitamin D including lung disease.

Aims: This study was performed to explore the possible role of vitamin D on wheezing occurrence among Kuwaiti preschool children.

Methods: Out of 244 children from Al-Adan Hospital, Kuwait, 151 cases were enrolled as wheezers while the rest served as controls.