Health, Scientist | featured news

Scientists have discovered two gene variants that appear to play a critical role in the development of common childhood obesity, according to a large genetic study released Sunday. The discovery could eventually lead to treatments and specific lifestyle advice for heavy children.

Scientists are closing in on a long-sought goal: A blood test to screen people for Alzheimer's disease. An experimental test did a good job of indicating how much of the telltale Alzheimer's plaque lurks in people's brains, Australian researchers reported Wednesday. If the test proves accurate in larger studies, it could offer a way to check people having memory problems to see who needs more definitive testing for the disease.

Scientists say within a few years, a simple cheek swab could allow health experts to create individualized diet plans for people based on their ...

For researchers, a key to studying any cancer is finding its "cell of origin." Now scientists at the University of California at Los Angeles say they've found just that -- a specific type of cell that gives rise to prostate cancer.

Had a particularly stressful day at work? Go home and mow your lawn. Scientists have found that a chemical released by freshly cut grass makes people feel content, London's Daily Mail reported.