Access to HIV testing and pre-exposure prophylaxis could benefit from being tailored to the type of exchange sex. Sexual risk, prevention behaviors, and psychosocial and sexual health outcomes were ...

Where drinking water comes from and what it contains may affect Parkinson's disease risk, a recent study suggests.

Evidence shows that birth control pills containing the hormones estrogen and progestin can increase the risk of different types of cancers and decrease the risk of others.  Since 1999, the World ...

For years, doctors have sounded the alarm over the link between cancer and obesity. Being overweight or obese raises the risk of developing several different types of cancer, including breast, bowel, ...