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The study results of 218 overweight, postmenopausal women who had insufficient levels of vitamin D (like most people) at the beginning of the study found that weight loss (including exercise), in combination with vitamin D supplementation, had a greater effect on reducing chronic inflammation than weight loss alone. Current thinking is that chronic inflammation is linked ...continue reading "Weight Loss and Vitamin D Reduce Inflammation Linked to Some Diseases and Cancers"

The results from well done studies on vitamin D supplements have frequently been disappointing due to lack of health benefits. However, a recent study found that the risk of melanoma (a skin cancer) was significantly reduced in persons taking vitamin D supplements. The Univ. of Eastern Finland researchers also found no link between vitamin D ...continue reading "Study Finds Vitamin D Supplements are Linked to Lower Risk of Melanoma"

Some dietary supplements can do serious harm, especially when taken in high doses. A recent study found cancer associated with high doses of the supplement nicotinamide riboside (NR), which is a form of vitamin B3. Keep in mind that this study was done in vivo and in vitro (in a lab), and also in mice.. ...continue reading "A Dietary Supplement That Might Increase Cancer Risk"

Americans spend enormous amounts of money on vitamins and mineral supplements in an effort to stay healthy or to improve their health. Unfortunately, unless a person has an actual vitamin or mineral deficiency, studies are just not finding health benefits. Sometimes there are even harms. Physicians at the Northwestern University Feinberg School of Medicine weighed ...continue reading "Focus On Eating Healthy Food, Not Vitamin Supplements"

For years people have searched for ways to prevent cancer, which occurs significantly more with age. A recent study conducted in 5 European countries offers hope that some simple steps could reduce the incidence of invasive cancer up to 61 % in older adults (over 70 years of age). The 3 year long study tested ...continue reading "Study Suggests Simple Steps To Reduce Cancer Risk In Older Adults"

Yesterday's post was about how several well-done large studies did not find the health benefits from vitamin D supplements that the researchers had hoped for. In one of the studies (the VITAL trial) discussed yesterday, Vitamin D supplements did not prevent cancer or cardiovascular events (e.g., stroke, heart attack), which was the focus of the ...continue reading "Vitamin D Supplements and Autoimmune Disease"

Several recent articles on Medscape (a site for medical professionals) highlight the debate over vitamin D. The question: Does daily vitamin D supplementation have positive health benefits or not? Everyone agrees that if there is an actual deficiency, then it has positive health effects. But how about the average person with levels above the deficiency ...continue reading "Some Large Studies Find No Benefit From Vitamin D Supplements"

We've all been warned over and over to avoid sunlight in order to avoid skin cancer, but... conflicting with that advice are studies linking higher sunlight exposure to lower levels of other cancers, health benefits (e.g. lower blood pressure), and early death (mortality). One such recent study found that higher sun exposure over the years ...continue reading "Study Finds Lower Risk of Breast Cancer With Higher Sunlight Exposure"

All of us want to age well, with as little physical and mental decline as possible. Multivitamins may help. A recent study found that in older adults (over 65 years) taking an ordinary multivitamin daily for at least 3 years is associated with a 60% slowing of cognitive decline. That's huge! Unfortunately, in this study ...continue reading "A Daily Multivitamin Linked to Slower Brain Aging In Older Adults"

Eating mushrooms has always been considered part of a healthy diet. A group of researchers, after reviewing many studies, concluded that eating mushrooms frequently is associated with a lower risk of cancer, especially breast cancer. Thus consuming mushrooms may be protective against cancer. The Penn State College of Medicine researchers reviewed 17 studies (from 1966 ...continue reading "Eating Mushrooms Associated With A Lower Risk of Cancer"