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A genetic mutation in dachshunds could help uncover the roots of some inherited forms of blindness in humans, say scientists.

A study of top rowers finds how a naturally-produced hormone can actually make their hearts bigger and more powerful.

AP - A new study calls into question the use of two common infertility treatments for couples who have unexplained problems having children.

Harvard scientists produced stem cells for 10 genetic disorders, which will allow them to watch the diseases develop in a lab dish.

Some long-term survivors of HIV infection produce rare and extremely potent antibodies that keep the disease from progressing to AIDS, and might point to a way to protect uninfected people from the virus, researchers reported yesterday in the closing hours of the 17th international AIDS Conferenc...

(Duke University medical Center) Testing men for elevated levels of prostate-specific antigen in the blood -- the gold standard screening test for prostate cancer -- may be biased against obese men, whose PSA levels tend to be deceptively low. And this bias may be creating more aggressive cancers in this population by delaying diagnosis, according to a new study led by investigators in the Duke Prostate Center and the Durham Veterans Affairs Medical Center.

(Economic & social Research Council) The links between HIV transmission and the degree to which people are able to adopt realistic plans to achieve future projects, in other words, hope, have been overlooked in policies to tackle HIV/AIDS. New research funded by the economic and Social Research Council argues that hope is a powerful tool in the battle to stop the spread of HIV/AIDS.

(Penn State) High levels of testosterone may be a key factor in spreading disease among mice, according to biologists. The findings could help explain why males in a population are often more likely to get infected, and transmit disease.

Foreclosure properties can become a target for vandalism. There's also concern that neglected swimming pools on a growing number of those properties are breeding ground for mosquitoes – carrying the west Nile virus. CBS station WCBS-TV in New York City tried to get to the bottom of what's being done to curb the problem.

Overall alcohol use particularly consumption of beer is declining in the US, according to a new study published in the August 2008 issue of The american Journal of Medicine. Researchers examined 50 years of data and found several changes in alcohol intake but no change in alcohol use disorders.