A recent study, published in The Journal of Nutrition, looked at nutrient and herbal supplement use in U.S. adults. The study surveyed over 3,400 people ages 60 and older between 2011 and 2014. About 70 percent of respondents reported using at least one dietary supplement over the previous 30 days, says study co-author Johanna Dwyer, DSc, RD, senior nutrition scientist with the Office of Dietary Supplements at the National Institutes of Health and director of the Frances Stern Nutrition Center at Tufts University. Older Americans may want to rethink this practice, however, since a growing number of studies have found that supplements may not have the intended health benefits. Additionally, more information is needed on potential interactions between supplements and prescription drugs.
A growing number of Americans are turning to fish oil supplements to improve or prolong their health, but recent studies indicate these golden capsules may not be all that beneficial.
A federal advisory panel, the US Preventive Services Task Force (USPSTF), has released updated recommendations on calcium and vitamin D supplementation for bone health.
Decades ago, TV commercials for Geritol cautioned viewers about iron-poor, tired blood, helping to create a misconception that if you feel worn-out and fatigued, you could reverse it by taking an iron supplement.
Q Ive seen ads online for appetite-suppressing supplements. What are these? Do they work?
Higher intake of magnesium was associated with a lower risk for diabetes, particularly in people with diets too high in low-quality carbohydrates or low in fiber, according to a study in Diabetes Care.
If you Google natural remedies for high cholesterol you will get millions of hits. As you scroll through them, youll see that what natural means is in the eye of the beholder. For many people, natural means dietary supplements or superfoods thought to have special cholesterol-fighting properties. But in the end, based on good-quality science, the natural remedy for high cholesterol is sustained lifestyle change.
Vitamin K is an essential fat-soluble nutrient found in leafy green vegetables, broccoli and Brussels sprouts. It plays a key role in the bodys system for controlling bleeding. Now, Tufts HNRCA scientists are exploring vitamin Ks potential role in keeping joint cartilage healthy.
How many times have you heard the message that Americans-particularly older adults-need adequate amounts of calcium and vitamin D for bone health? Major fractures of the hip or spine, often as the result of a fall, can send people to hospitals and nursing homes and raise the risk of disability and death. The Institute of Medicine (IOM) recommends daily intake of 1,000 to 1,200 milligrams (mg) of calcium and 600 to 800 international units (IU) of vitamin D, depending on age.
The American Heart Association and the American College of Cardiology have released an update to guidelines that redefines high blood pressure (hypertension) and makes recommendations on how doctors should treat it. The guidelines lower the threshold at which a person would be diagnosed with hypertension. Under the new standard, its estimated that 46% of American adults can now be diagnosed, or about 100 million people. The guidelines set a lower bar for what will be considered hypertension. Though voluntary, the guidelines are likely to influence how some doctors advise and treat their patients.