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Older adolescents who have a bedroom television are less likely to engage in healthy activities such as exercising, eating fruits or vegetables, and enjoying family meals. They also consumed larger quantities of sweetened beverages and fast food, were categorized as heavy TV watchers, and read or studied less than teens without TVs in their bedrooms.

Aripiprazole is currently approved to treat bipolar disorder as well as schizophrenia. A new study has found that it significantly and dose-dependently increases the sedative effects of alcohol and, to a lesser degree, decreases the euphoric effects of alcohol. Future research will need to examine the beneficial versus the side effects of aripiprazole for treatment of alcohol dependence.

A new blood test that can give an early diagnosis of neurodegenerative disease and distinguish between Parkinson's and Alzheimer's disease could be launched this summer.

Despite their reputation for deadly attacks on humans and pets, alligators are wiggling their way toward a new role as potential lifesavers in medicine. Scientists report that proteins in gator blood may provide powerful new antibiotics to help fight infections associated with diabetic ulcers, severe burns and "superbugs" that are resistant to conventional medication.

Mrs. Bell is playing the Nintendo Wii as part of her occupational therapy. She is among 30 Parkinson's disease patients participating in a study to determine if occupational therapy enhances the treatment of the disease.

Continuous oral contraceptives may be more effective than the standard 28-day birth control pills in suppressing the ovary, according to researchers. They say that the continuous pill also causes a significant improvement in pain and behavioral changes.

Having a lower social standing increases the likelihood that a monkey faced with a stressful situation will choose cocaine over food, according to a new study. More dominant monkeys undergoing the same stressful situation had fewer changes in brain activity in areas of the brain involved in stress and anxiety and were less likely to choose cocaine.

A new study has uncovered how breast tumors use a particular type of molecule to promote metastasis -- the spread of cancer cells. Metastasis is the cause of approximately 90 percent of all cancer-related deaths.

Taking daily recommended dosages of ibuprofen and acetaminophen caused a substantially greater increase over placebo in the amount of quadriceps muscle mass and muscle strength gained during three months of regular weight lifting.

Scientists are beginning to develop a clearer picture of what makes some people stand head and shoulders above the rest. A team of researchers who last year identified the first common version of a gene influencing height has now identified a further twenty regions of the genome which together can make a height difference of up to 6cm.