BMJ5mon
Association between 25-hydroxyvitamin D levels and cognitive performance in middle-aged and older European men
Background: Although there is evidence that vitamin D inadequacy may be linked to adverse cognitive outcomes, results from studies on this topic have been inconsistent. The aim of this trial was to ...
thorax.bmj8d
Association between vitamin D status at 3 years and eosinophilic asthma in 6-year-old children with a history of severe bronchiolitis
The association between early childhood serum 25-hydroxyvitamin D (25(OH)D) and eosinophilic asthma remains unclear. We ...
BMJ22d
Vitamin D status of early preterm infants and the effects of vitamin D intake during hospital stay
cchmc.org Objectives To evaluate vitamin D (vitD) status in early preterm infants (EPTIs) at birth and during birth hospitalisation on current vitD intake. Design/methods Serum 25-hydroxyvitamin-D [25 ...
The Daily Star10d
Updated vitamin D guidelines: what clinicians and patients need to know
In 2024, the Endocrine Society issued updated guidelines on the evaluation, treatment, and prevention of vitamin D deficiency ...
Dairy Herd5mon
A Fresh Look at Vitamin D
delivering Vitamin D in a form closer to its active form in the cow’s body. This is accomplished by feeding 25-hydroxyvitamin D3 (calcidiol) prepartum. His team’s research has focused almost ...
BMJ2mon
Evaluating low and high vitamin D levels in Ecuadorian cities from 2018 to 2022: interrupted time series and a cross-sectional study
Setting and participants The study involved 9285 participants who had their 25-hydroxyvitamin D (25(OH)D) levels tested at a well-known private laboratory in Quito, Ecuador, from 2018 to 2022. Primary ...
bjo.bmj1mon
Vitamin D and its pathway genes in myopia: systematic review and meta-analysis
Objective To conduct a systematic review and meta-analysis of the association of blood vitamin D (25-hydroxyvitamin D, 25(OH)D) concentration and vitamin D pathway genes with myopia. Methods We ...
BMJ11mon
Does vitamin D supplementation improve bone density in vitamin D-deficient children? Protocol for an individual patient data meta-analysis
A two-stage IPD meta-analysis will be used to examine the effect of baseline serum 25-hydroxyvitamin D (25(OH)D) on treatment effect for each bone density outcome. Restricted maximum likelihood will ...
Nature19d
Vitamin D and cardiovascular disease risk in children
children with 25-hydroxyvitamin D ... deficiency also had unfavorable cardiovascular risk factors... Kumar and colleagues analyzed data from the National Health and Nutrition Examination Survey ...
BMJ20d
G582 Phase 3 randomised controlled trial of vitamin D supplementation in 8,851 mongolian schoolchildren
Sub-group analyses were conducted for all efficacy outcomes to determine whether the effect of the intervention varied according to baseline 25-hydroxyvitamin D levels. Results Of the 8,851 randomized ...
Nature10mon
Making vitamin D detection much more accessible
Despite the importance of vitamin D for overall health, it is estimated that about one billion people worldwide have a deficiency, usually defined as having serum levels of 25-hydroxyvitamin D 3 ...
BMJ2mon
The impact of atmospheric pollution on vitamin D status of infants and toddlers in Delhi, India
Methods: Serum concentrations of calcium, alkaline phosphatase (ALP), parathyroid hormone (PTH), 25-hydroxyvitamin D (25(OH)D), and 1,25-dihydroxyvitamin D (1,25(OH) 2 D) were measured. Haze scores, ...