Updated clinical vitamin D guidelines

Michael Holick, MD, Ph.D., told me in a phone interview nearly a year ago that vitamin D insufficiency and deficiency was “one of the most common medical conditions” and has implications on the health of bones, the heart, the immune system, and likely every cell in the body. Dr. Holick added, “If a normal adultContinue reading “Updated clinical vitamin D guidelines”

What African Americans should know about vitamin D and heart health

A while back, I was talking with a friend of mine. He was a giant of a black man and we spoke about his  blood pressure woes and his weight issues. So I asked him about his diet, his habits, and all that. He told me all about it: How he ate all the right foods, how he wasContinue reading “What African Americans should know about vitamin D and heart health”

Vitamin D status affected by obesity

People who are overweight or obese are more likely to have lower circulating levels of vitamin D and may have trouble with conversion to its hormonally active form, a Norwegian study suggests. These findings, published in the Journal of Nutrition, may partially explain why carrying extra pounds raises risk of several poor health outcomes linkedContinue reading “Vitamin D status affected by obesity”

New vitamin D guidelines, a disappointment

Over the past decade, there has been tremendous excitement in the world of nutrition centered around the “sunshine vitamin” for its association with reducing risk of influenza, osteoporosis, autoimmune diseases, heart disease, and even some cancers such as prostate and breast cancer. However, this morning, the Institute of Medicine, of the National Academy of Sciences released new guidelines for vitaminContinue reading “New vitamin D guidelines, a disappointment”

Michael Holick on Vitamin D

Michael Holick, MD, PhD, of Boston University Medical Center says he’s “just one of the many scientists” exploring vitamin D, but he easily can be considered the world’s foremost authority on the sunshine vitamin. In the 1970s, it was Dr. Holick who first isolated the major circulating form of vitamin D in plasma, 25-hydroxyvitamin D,Continue reading “Michael Holick on Vitamin D”

Low muscle mass linked to diabetes

Being overweight is a risk factor for type 2 diabetes; however, a new study shows losing weight alone may not be enough to reduce risk of type 2 diabetes in people with low muscle mass and strength, particularly if they are over the age of 60. These are the findings of new research from Dr.Continue reading “Low muscle mass linked to diabetes”