The author focuses on findings from a clinical trial of megadoses of vitamin D in women with a risk of hip fracture. Findings indicated that megadoses of vitamin D3 given annually for three to five years increased the risk of falls and fractures in women aged 70 and older. The article ...
The need for clinical trials. Women's ... ML Melamed,JAE Manson - 《Womens Health》 被引量: 12发表: 2011年 Would prehistoric human 25-hydroxyvitamin D concentrations be beneficial, and how much vitamin D do we need to ensure desirable nutritional targets? Using an anthropological perspective,...
Vitamin E structures The umbrella term VitE is used to describe a family of eight plant-derived, fat-soluble compounds (α-, β-, γ-, δ-Ts and α-, β-, γ-, δ-tocotrienols; Fig. 1), but only α-T meets human vitamin E requirements based on the concept that this form reverses...
AM Grant,A Avenell,MK Campbell,... - 《Lancet》 被引量: 4221发表: 2005年 Prevention of secondary hyperparathyroidism and hip fracture in elderly women with calcium and vitamin D3 supplements Wolpowitz, D., Gilchrest, B.A. (2006) The vitamin D questions: How much do you need and how ...
One way is to look for the UL (tolerable upper intake level) of a nutrient. With manyvitaminsand minerals, you can safely take a dose much higher than the RDA or DV without coming close to the UL. For instance, the average person can take more than 50 times the RDA of vitamin B6 ...
Many women say they're "doing okay" in the sex department and do not need instant female arousal. But even among women who report a general sense of satisfaction with sex, there's a whole world of pleasure beyond what they normally experience. There's so much hype about sex — or is ...
How much vitamin D do we really need to preserve healthy bones and overall health? Do higher levels of vitamin D supplementation, as some studies suggest, reduce the risk of cardiovascular disease, cancer, diabetes, autoimmune disorders, and respiratory infections? Or is the evidence still too li...
Vitamin K How Much of These Vitamins Should You Aim For? Nutrients to Avoid For Better Sleep The Bottom Line Photo: Tanja Ivanova/Getty Images Consistent,restful sleepis a major cornerstone to our overall health, helping the body to recover and regenerate. But, with increasingly busy schedules,...
While vitamin D is all of these things, it might best be known as the sunshine vitamin. How much sunshine your body needs to boost vitamin D levels and how best to get it is up for debate. Since 2010, the recommended daily allowance (RDA) of vitamin D falls between 600 and 8...
Objective.—We studied whether the quantity and quality of walking necessary to decrease the risk of cardiovascular disease among women differed