Nutrition News and Research

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Vitamin K in the U.S. diet

Much of what is known about the content of vitamin K in the US food supply comes from research conducted in the Vitamin K Laboratory at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University.

6 Jun 2006

Dietary glycemic index and carbohydrate in relation to early age-related macular degeneration

Age-related macular degeneration (AMD) is one of the leading causes of vision loss in older adults and a person's risk may partly depend upon diet.

6 Jun 2006

Maternal vitamin D levels and infant bone density

Can bones remember? According to new research presented at the IOF World Congress on Osteoporosis in Toronto, Canada they can.

6 Jun 2006

Consumer magazine warns against canned tuna

Pregnant women in the U.S. are being advised to avoid eating canned tuna because it may contain harmful levels of mercury.

6 Jun 2006

Hormone's role in insects could give insight for cancer treatment

Starvation typically has dire consequences for an organism's growth. In the tobacco hawkmoth, tissues starved during the last stage of larval development stop growing because they lack the proper nutrients.

5 Jun 2006

Bone research in space

On June 2, 2006, space explorers and earth-bound medical experts shared research findings on immobility and bone health at the Bone Research in Space Symposium

5 Jun 2006

Humans are a cocktail of bacteria and human cells

Gene experts after studying the DNA of hundreds of different kinds of bacteria in the human gut have reached the conclusion that the human race may not be quite as human as we may think.

4 Jun 2006

Trial success for fight against adolescent obesity

Initial health trials using psychotherapy to treat adolescent obesity have shown promising results.

1 Jun 2006

Control your diabetes for life

The prevalence of diagnosed diabetes in U.S. adults age 20 and older has risen from about 5.1 percent to 6.5 percent.

31 May 2006

Canadian researchers close in on new treatments for type 2 diabetes

Researchers funded by the Canadian Institutes of Health Research (CIHR) and the Canadian Diabetes Association (CDA) have identified an unsuspected role of a protein named SHP-1 that could constitute a new therapeutic path against Type 2 Diabetes.

29 May 2006

On the diabetes front the news is not good

According to newly published study more than 73 million Americans, one-third of the adult population either already have diabetes and don't even know they have it or are well on the way to getting it.

29 May 2006

Poor teens more likely to be overweight

The number of overweight adolescents has doubled in the United States in the last three decades, and according to a new study there is a link between poverty and being overweight which is more discernable in the 15- to 17-year-old age group.

24 May 2006

Adolescents who live in poverty are more likely to be overweight

Adolescents aged 15-17 years who live in poverty are more likely to be overweight than those not living in poverty, a difference that has emerged in the past decade.

23 May 2006

Little evidence multivitamins prevent chronic diseases

There is little scientific evidence to suggest that taking a multivitamin supplement helps Americans ward off chronic diseases, including most cancers and cardiovascular disease.

23 May 2006

Level of selenium-containing proteins in the body instrumental in preventing cancer

Selenium, an essential dietary mineral that can act as an antioxidant when incorporated into proteins, has been shown in many studies to reduce the incidence of cancers -- notably lung, colorectal and prostate.

23 May 2006

NIH panel says little benefit to be gained by taking multivitamin supplements

According to a National Institutes of Health panel there is little evidence to support that taking multivitamin supplements is of any benefit to healthy adults.

21 May 2006

Panel calls for expanded oversight of vitamin and mineral supplements

An independent panel convened this week by the NIH Office of Medical Applications of Research and the Office of Dietary Supplements assessed the available evidence on the safety and effectiveness of multivitamin/minerals (MVMs).

17 May 2006

What is it about grapefruit juice that affects some drugs?

Researchers in the United States say they have identified the compound in grapefruit juice that affects how some drugs are absorbed in the body and produces unwanted side effects.

14 May 2006

14 million Americans are visually impaired

A National Eye Institute (NEI) study has found that although 94 percent of Americans aged 12 and older have good vision, the remaining six percent, or 14 million, are visually impaired.

12 May 2006

Europe-wide study into the role of genetics and the environment in the development asthma

Previous investigations have fallen short of proving cause-effect due to the complexity of human genetics and varying lifestyles. But the EU-funded GABRIEL study has pooled the very best in the field from all over Europe and can draw on the latest genomic and environmental data and approaches.

11 May 2006