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News tagged with vitamin d

Extra vitamin D may ease Crohn's symptoms, study finds

(HealthDay)—Vitamin D supplements may help those with Crohn's disease overcome the fatigue and decreased muscle strength associated with the inflammatory bowel disease, according to new research.

Diseases, Conditions, Syndromes created May 20, 2013 | popularity not rated yet | comments 1

Vitamin D could provide new and effective treatments for asthma

(Medical Xpress)—Scientists at King's College London have discovered that Vitamin D has the potential to significantly reduce the symptoms of asthma. The study, led by Professor Catherine Hawrylowicz from ...

Immunology created May 20, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Sunshine could benefit health and prolong life, study suggests

Exposing skin to sunlight may help to reduce blood pressure, cut the risk of heart attack and stroke – and even prolong life, a study suggests.

Health created May 07, 2013 | popularity 5 / 5 (2) | comments 1

Preterm infants may need 800 IU of vitamin D3 per day

Preterm infants may need to be given 800 international units (IU) of vitamin D a day to ensure they develop strong bones, according to a study to be presented Sunday, May 5, at the Pediatric Academic Societies (PAS) annual ...

Pediatrics created May 05, 2013 | popularity not rated yet | comments 0

Vitamin D: More may not be better

In recent years, healthy people have been bombarded by stories in the media and on health websites warning about the dangers of too-low vitamin D levels, and urging high doses of supplements to protect against everything ...

Health created May 01, 2013 | popularity 3 / 5 (4) | comments 3

Researchers pinpoint upper safe limit of vitamin D blood levels

Researchers claim to have calculated for the first time, the upper safe limit of vitamin D levels, above which the associated risk for cardiovascular events or death raises significantly, according to a recent study accepted ...

Health created Apr 30, 2013 | popularity 2.5 / 5 (2) | comments 0

Optimal vitamin D dosage for infants uncertain

In a comparison of the effect of different dosages of vitamin D supplementation in breastfed infants, no dosage raised and maintained plasma concentrations within a range recommended by some pediatric societies. However, ...

Health created Apr 30, 2013 | popularity not rated yet | comments 0 | with audio podcast

Low vitamin D levels a risk factor for pneumonia

A University of Eastern Finland study showed that low serum vitamin D levels are a risk factor for pneumonia. The risk of contracting pneumonia was more than 2.5 times greater in subjects with the lowest vitamin D levels ...

Health created Apr 30, 2013 | popularity 5 / 5 (1) | comments 0

Sun starved Brits to risk health this summer

Following some of the coldest and wettest weather on record, around 4.9 million people in the UK (10 per cent) are more likely to risk scorching themselves in strong sun in an attempt to get a tan this summer, ...

Cancer created Apr 29, 2013 | popularity 1 / 5 (1) | comments 1

Sunshine hormone, vitamin D, may offer hope for treating liver fibrosis

Liver fibrosis results from an excessive accumulation of tough, fibrous scar tissue and occurs in most types of chronic liver diseases. In industrialized countries, the main causes of liver injury leading ...

Medical research created Apr 25, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers discover mushrooms can provide as much vitamin D as supplements

Researchers from Boston University School of Medicine (BUSM) have discovered that eating mushrooms containing Vitamin D2 can be as effective at increasing and maintaining vitamin D levels (25–hydroxyvitamin D) as taking ...

Health created Apr 22, 2013 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Vitamin D may reduce risk of uterine fibroids

Women who had sufficient amounts of vitamin D were 32 percent less likely to develop fibroids than women with insufficient vitamin D, according to a study from researchers at the National Institutes of Health.

Health created Apr 15, 2013 | popularity not rated yet | comments 0

Vitamin D not tied to subclinical atherosclerosis in T1DM

(HealthDay)—For individuals with type 1 diabetes, low concentrations of vitamin D metabolites are not associated with an increased risk of subclinical atherosclerosis, according to a study published online ...

Diabetes created Apr 12, 2013 | popularity not rated yet | comments 0

Vitamin D proven to boost energy—from within the cells

Vitamin D is vital for making our muscles work efficiently and boosting energy levels, new research from Newcastle University has shown.

Medical research created Apr 05, 2013 | popularity not rated yet | comments 0 | with audio podcast

Low vitamin D levels common among spinal fusion patients

(HealthDay)—A substantially high number of patients undergoing spinal fusion have a vitamin D deficiency or inadequacy, according to a study published in the March 15 issue of Spine.

Diseases, Conditions, Syndromes created Mar 28, 2013 | popularity 5 / 5 (2) | comments 0

Vitamin D

Vitamin D is a group of fat-soluble prohormones, the two major forms of which are vitamin D2 (or ergocalciferol) and vitamin D3 (or cholecalciferol). The term vitamin D also refers to metabolites and other analogues of these substances. Vitamin D3 is produced in skin exposed to sunlight, specifically ultraviolet B radiation.

Vitamin D plays an important role in the maintenance of organ systems.

Vitamin D deficiency can result from inadequate intake coupled with inadequate sunlight exposure; disorders that limit its absorption; conditions that impair conversion of vitamin D into active metabolites, such as liver or kidney disorders; or, rarely, by a number of hereditary disorders. Deficiency results in impaired bone mineralization and leads to bone softening diseases rickets in children and osteomalacia in adults, and possibly contributes to osteoporosis. However, sunlight exposure, to avoid deficiency, carries other risks, including skin cancer; this risk is avoided with dietary absorption, either through diet or as a dietary supplement.

For more information about Vitamin D, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.