Vitamin A Deficiency News and Research

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Creighton University research to improve patient care and outcomes in CAD treatment

Since 1990, Creighton University School of Medicine professor and researcher Devendra K. Agrawal, Ph.D., has been awarded more than $20 million in research grants to study coronary artery heart disease. He is determined to eradicate the impact of this heart disease—the number one killer of men and women in the United States.

26 Aug 2012

Vitamin D may help fight childhood acute respiratory infections

Supplementation with vitamin D, particularly in winter, appears to reduce a child’s risk for contracting acute respiratory infections by almost 50%, show results from a Mongolian study.

21 Aug 2012

Daily vitamin D intake protects against respiratory infections in children

A study conducted in Mongolian schoolchildren supports the possibility that daily vitamin D supplementation can reduce the risk of respiratory infections in winter. In a report that will appear in the journal Pediatrics and has received early online release, an international research team found that vitamin D supplementation decreased the risk of respiratory infections among children who had low blood levels of vitamin D at the start of the study.

21 Aug 2012

Streptococcal tonsillopharyngitis recurrence linked to vitamin D deficiency

There is a significant association between recurrent group A streptococcal tonsillopharyngitis and vitamin D deficiency, say Israeli researchers who call for research into whether supplementation could prevent the condition.

13 Aug 2012

Vitamin D link to lung function in smokers

Vitamin D levels seem to determine the rate of lung function decline among smokers, the results of an American study show.

27 Jul 2012

Vitamin A insufficiency linked to hand, foot and mouth disease

Vitamin A status is associated with immunity to, and pathogenic condition of, hand, foot, and mouth disease in children, say researchers whose study results show that the majority of those with the infectious disease also had vitamin A insufficiency.

26 Jul 2012

First results from community HIV testing campaign in Uganda

A clinical study in a remote region of southwest Uganda has demonstrated the feasibility of using a health campaign to rapidly test a community for HIV and simultaneously offer prevention and diagnosis for a variety of other diseases in rural and resource-poor settings of sub-Saharan Africa.

24 Jul 2012

Vitamin D might modify damaging effects of smoking on lung function

Vitamin D deficiency is associated with worse lung function and more rapid decline in lung function over time in smokers, suggesting that vitamin D may have a protective effect against the effects of smoking on lung function, according to a new study from researchers in Boston.

21 Jul 2012

Vitamin D may modify damaging effects of smoking on lung function

20 Jul 2012

Combination of obesity and vitamin D deficiency may increase risk of diabetes

The combination of obesity and vitamin D deficiency may put people at even greater risk of insulin resistance than either factor alone, according to new research from the Drexel University School of Public Health recently published early online in the journal Diabetes Care.

18 Jul 2012

Healthier levels of vitamin C can reduce inflammatory conditions

The recommended dietary allowance, or RDA, of vitamin C is less than half what it should be, scientists argue in a recent report, because medical experts insist on evaluating this natural, but critical nutrient in the same way they do pharmaceutical drugs and reach faulty conclusions as a result.

17 Jul 2012

Vitamin D deficiency may impair lung function in asthmatic children treated with budesonide

Vitamin D deficiency is associated with poorer lung function in asthmatic children treated with inhaled corticosteroids, according to a new study from researchers in Boston.

14 Jul 2012

Medunik Canada signs exclusive distribution agreement with Orphan Europe

Medunik Canada, is an orphan drug company dedicated to helping Canadians with rare diseases access therapies currently unavailable in Canada. Medunik Canada is proud to announce that it has signed an exclusive distribution agreement with Orphan Europe Recordati Group.

5 Jul 2012

Raising vitamin D concentrations reduces risk of HAIs among hospital patients

A paper recently published in Dermato-Endocrinology indicates that raising vitamin D concentrations among hospital patients has the potential to greatly reduce the risk of hospital-acquired infections.

4 Jul 2012

Psychiatric inpatients have low vitamin D levels

Results from a New Zealand study show that vitamin D deficiency is common in psychiatric inpatients, particularly among patients with schizophrenia and those of Maori descent.

27 Jun 2012

Safe vitamin D treatment without raising calcium levels

Patients with a gland disorder that causes excessive calcium in their blood who also have vitamin D deficiency can safely receive vitamin D treatment without it raising their calcium levels, a new study has determined. The results with one-year follow-up will be presented Tuesday at The Endocrine Society's 94th Annual Meeting in Houston.

27 Jun 2012

Most adolescents undergoing evaluation for bariatric surgery are deficient in vitamin D

Most adolescents preparing for weight-loss, or bariatric, surgery are deficient in vitamin D, a new study demonstrates. The results will be presented Tuesday at The Endocrine Society's 94th Annual Meeting in Houston.

26 Jun 2012

Vitamin D therapy may improve symptoms of depression in women

Women with moderate to severe depression had substantial improvement in their symptoms of depression after they received treatment for their vitamin D deficiency, a new study finds. The case report series will be presented Saturday at The Endocrine Society's 94th Annual Meeting in Houston.

26 Jun 2012

Older women with low levels of Vitamin D gain more weight

Older women with insufficient levels of Vitamin D gained more weight than those with sufficient levels of the vitamin, according to a new study funded by the National Institutes of Health and published online today in the Journal of Women's Health.

26 Jun 2012

Two new tests tend to overestimate vitamin D deficiency

Blood tests to measure vitamin D deficiency are among the most frequently ordered tests in medicine. But a Loyola University Chicago Stritch School of Medicine study of two new vitamin D tests found the kits are inaccurate in many cases. Earle W. Holmes, PhD, presented findings at ENDO 2012, the 94th Annual Meeting and Expo in Houston.

26 Jun 2012