Vitamin D Deficiency

How much sun is good for health?

Spanish researchers have estimated the duration of solar radiation exposure required in order to obtain the recommended doses of vitamin D. While in spring and summer, 10 to 20 minutes in the sun are enough, in the winter ...

Mar 08, 2017
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Metformin use linked to less vitamin B12 measurement

(HealthDay)—Long-term metformin use is associated with lower serum vitamin B12 concentration, although metformin users are less likely to receive vitamin B12 testing, according to a study published online Feb. 9 in the ...

Feb 17, 2017
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The paradox of treating anaemia

Iron deficiency can be fatal. But in countries where patients are also likely to have other serious diseases, so too can the iron supplements used to treat it. Nearly 12 years ago, Dora Pereira – sometimes referred to as ...

Feb 06, 2017
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Current practice may over-diagnose vitamin D deficiency

The current "gold standard" test for measuring vitamin D status may not accurately diagnose vitamin D deficiency in black individuals. In an article in the Nov. 21 New England Journal of Medicine, a team of researchers report ...

Nov 20, 2013
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Hypovitaminosis D is a deficiency of Vitamin D. It can result from inadequate nutritional intake of vitamin D coupled with inadequate sunlight exposure (in particular sunlight with adequate ultra violet B rays), disorders that limit vitamin D absorption, and conditions that impair the conversion of vitamin D into active metabolites including certain liver, kidney, and hereditary disorders. Deficiency results in impaired bone mineralization and leads to bone softening diseases including rickets in children and osteomalacia and osteoporosis in adults.

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