3 September 2014 Direct measurement technique suggests calculated bioavailable vitamin D levels are inaccurate Tom Weishaar discusses the importance of a new assay technique which allows for a more accurate measurement of bioavailable vitamin D.Continue reading → This blog item is only available to members Login or Preview
26 July 2014 Another confirmation of the theory that human skin color evolved to adapt to ultraviolet light New research lends more evidence to the theory that human skin color changed in response to differing levels of ultraviolet radiation.Continue reading → This blog item is only available to members Login or Preview
1 July 2014 How does UV exposure contribute to racial health disparities? Tom Weishaar examines the design and results of a recent study which looked at how ultraviolet exposure relates to racial health disparities in preterm birth.Continue reading → This blog item is only available to members Login or Preview
20 May 2014 Vitamin D-binding protein levels likely unimportant in vitamin D status Tom Weishaar provides an overview from a new randomized controlled trial and discusses the importance of vitamin D-binding protein in a clinical setting.Continue reading → This blog item is only available to members Login or Preview
7 December 2013 Does vitamin D testing misdiagnose African-Americans? A recent publication suggested African-Americans are being misdiagnosed from vitamin D tests. How accurate is the information in this study?Continue reading → This blog item is only available to members Login or Preview
14 November 2013 Mendelian randomization: A look at how it works examining a vitamin D-BMI study Tom Weishaar examines how the methodology behind Mendelian randomization can determine direction of causality.Continue reading →
24 October 2013 Three versions of vitamin D can activate the vitamin D receptor in some cells Tom Weishaar looks at a recent study that finds that three different metabolites of vitamin D can activate the vitamin D receptor.Continue reading → This blog item is only available to members Login or Preview
3 October 2013 A closer look: The relationship between UV, skin cancer, heart attack and risk of death As reported, a new study finds a skin cancer diagnosis correlates with decrease risk of death later in life. Tom Weishaar provides a detailed look.Continue reading →
21 September 2013 Some pitfalls of prospective observational studies in vitamin D research Tom Weishaar explains that prospective observational studies examining the associated effects of vitamin D status have to be carefully watched.Continue reading →
31 August 2013 Response to CDC: Calling for reduction in sun exposure discrepent to health equity goals As previously reported, CDC opened a docket for evidence on how government can take measures to reduce sun exposure habits of Americans.Continue reading → This blog item is only available to members Login or Preview
3 September 2014
14 November 2013
