Funding cut for landmark study of women's health
The Women's Health Initiative, begun in the 1990s, has made many important discoveries. Now funding to collect more research data will end in September.
Vitamin D
A Year In, Here's What We Know About Vitamin D For Preventing COVID
For a year, researchers have been studying and arguing over vitamin D's potential for helping protect against or treat COVID-19. The evidence is still not conclusive.
Should You Keep Taking Those Fish Oil And Vitamin D Pills?
When NPR reported on research that sheds doubt on the value of fish oil and vitamin D supplements, people had a lot of questions. So we went back to the experts to get you some answers.
Does Vitamin D Really Protect Against Colorectal Cancer?
The jury's been out on whether low blood levels of vitamin D increase the risk of colorectal cancer. Researchers say a new review involving more than 12,000 people strongly suggests the answer is yes.
To Prevent Falls In Older Age, Try Regular Exercise
After reviewing the medical evidence, the U.S. Preventive Services Task Force recommended exercise as the most effective approach for older people seeking to minimize the risk of falling.
A Bit More Vitamin D Might Help Prevent Colds And Flu
An analysis finds that if you're deficient in vitamin D, taking a supplement might cut your risk of respiratory infections. But there's disagreement on what's considered deficient.
Minority Teens May Need An Extra Vitamin D Boost
It's hard for anyone to get enough of the sunshine vitamin in the wintry North, and dark-skinned teens may be especially prone to a deficiency, doctors find. A weekly supplement can help.
With Winter Here, Many Kids Could Use Vitamin D Supplements
You can get vitamin D through diet alone, but it may not be easy. A significant percentage of young kids are falling short. Blame the weak sun of winter, and sunscreen in summer.
Cognitive Decline May Move Faster In People With Low Vitamin D
Older people with low levels of vitamin D are likely to lose memory and executive function more quickly, a study finds. But it didn't look into whether taking supplements could help.
Vitamin D Tests Aren't Needed For Everyone, Federal Panel Says
There's not enough evidence that screening the general public for vitamin D deficiency helps reduce the risk of disease, the U.S. Preventive Services Task Force says.