Nutrition News

If you're happy and you know it, thank your friends—and their friends. And while you're at it, their friends' friends. But if you're sad, hold the blame. Researchers from Harvard Medical School and the University of California, San Diego have found that "happiness" is not the result solely of a cloistered journey filled with individually tailored self-help techniques.

Existing evidence suggests that patients with Alzheimer's disease who have taken Huperzine A have improved general cognitive function, global clinical status, functional performance and...

Though viruses are the most abundant life form on Earth, our knowledge of the viral universe is limited to a tiny fraction of the...

By analyzing the hundreds of metabolic products present in the liver, researchers with the UC Irvine Center for Epigenetics & Metabolism have discovered that circadian rhythms -- our own body clock -- greatly control the production of such key building blocks as amino acids, carbohydrates and lipids.

British scientists have found a new strain of the "superbug" MRSA in milk from cows and in swab samples from humans and say it cannot be detected with standard tests. Researchers said the find was "worrying" but added it was unlikely that the methicillin-resistant Staphylococcus aureus bug, which is resistant to some antibiotics, could cause infections by getting into the food chain via milk.

A recent study accepted for publication in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism (JCEM) found that higher levels of testosterone were associated with reduced loss of lean muscle mass in older men, especially in those who were losing weight. In these men, higher testosterone levels were also associated with less loss of lower body strength.

Taking medications to treat insomnia and anxiety increases mortality risk by 36%, according to a study conducted by Geneviève Belleville, a professor at Université Laval's School of Psychology. Details of the study are published in the latest edition of the Canadian Journal of Psychiatry.

A more sensitive version of a blood test typically used to confirm that someone is having a heart attack could indicate whether a seemingly healthy, middle-aged person has unrecognized heart disease and an increased risk of dying, UT Southwestern Medical Center researchers have found.

Daylight-saving time this year begins March 11, and while we all might look forward to another hour of sunshine a University of Alabama at Birmingham expert says the time change is not necessarily good for your health. "The Monday and Tuesday after moving the clocks ahead one hour in March is associated with a 10 percent increase in the risk of having a heart attack," says UAB Associate Professor Martin Young, Ph.D., in the Division of Cardiovascular Disease.

In a study conducted among 25 healthy individuals living in a controlled setting who were randomized to overconsumption of different levels of protein diets, those consuming the low-protein diet had less weight gain compared to those consuming normal and high protein diets, and calories alone, and not protein appeared to contribute to an increase in body fat, according to a study in the January 4 issue of JAMA.

Stress – from traumatic events, job strain and everyday stressors – has been shown to accelerate the aging of the immune system, potentially increasing...

Beta-carotene, selenium and folic acid -- taken up to three times their recommended daily allowance, these supplements are probably harmless. But taken at much higher levels as some supplement manufacturers suggest, these three supplements have now been shown to increase the risk of developing a host of cancers.