Scientists trying to predict the future path of Zika say that 2.6 billion people living in parts of Asia and Africa could be at risk of infection, based on a new analysis of travel, climate and mosquito patterns in those regions.
Women who breastfeed for more than six months have higher chances of surviving breast cancer, a new study has found.
In earlier cases of sexual transmission, the virus was spread by someone who at some point had symptoms.
TORONTO — For years — decades, actually — Noreen Smith couldn't perform the simple actions of everyday living that most of us take for granted: drinking a cup of coffee; writing her name; styling her hair.
TORONTO — The recent arrests of two men accused of failing to disclose their HIV status to their sexual partners have renewed calls for changes to the current legislation that advocates say contributes to the fear and stigma surrounding the disease.
Participants identified the four adults with whom they spent free time most frequently and rated each contact's body mass relative to their own.