Author Archives: Jim Larsen

About Jim Larsen

Jim spent 40 years working in or for the military trying to increase human performance and decrease injury and disease. It's a long uphill slog.

High doses of vitamin D to reduce exacerbations in COPD: a closer look

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A study has come out recently that I am sure you are familiar with due to the plethora of media attention on the subject. Lets take a closer look at the details before we take these findings to heart. Continue reading

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Serum D and C-Reactive Protein (CRP)

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James Larsen looks into a recently published study in the American Journal of Cardiology that pulled data on serum D and CRP from the Center for Disease Control (CDC) historical national survey. Their findings have raised the question in several large media outlets, does increased D increase cardiovascular disease risk? Continue reading

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A deeper look at the RECORD Trial

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A look at the recently published paper, “Long-Term Follow-Up for Mortality and Cancer in a Randomized Placebo-Controlled Trial of Vitamin D3 and/or Calcium (RECORD Trial)” from the Journal of Endocrinology and Metabolism. Continue reading

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