toronto

Research from York University in Toronto has added a wrinkle to theexisting wisdom. It's not just women whose brains are so nimble, theinvestigators have determined, it's gay men too.

(St. Michael's Hospital) Deaths from opioid use in Ontario have doubled -- from 13.7 deaths per million residents in 1991 to 27.2 deaths per million residents in 2004 -- according to a new study led by physicians at St.

Michael's Hospital and the Institute for Clinical Evaluative Sciences in Toronto.

TORONTO (MedPage Today) -- Transfusions of blood from other people are associated with a doubling of the risk of inhospital infections, researchers said.

TORONTO (MedPage Today) -- Pregnant women are at greater risk for severe disease and complications from H1N1pandemic flu than the general public, researchers said.

TORONTO (MedPage Today) -- Circumcision lowers the risk of getting HIV for men but doesn't stop them passing it on to women once they're infected, researchers said.

TORONTO (MedPage Today) -- Two adjunctive treatments for stromal herpes simplex keratitis combined with dry eye disease reduced recurrences by similar amounts, researchers said.

TORONTO (MedPage Today) -- National guidelines for streptococcus B screening in pregnant women, issued in 2002, were rapidly adopted, researchers said.

TORONTO (MedPage Today) -- Early data on the H1N1 (swine) flu suggests it has the "potential for efficient, rapid spread among countries," the CDC said.

TORONTO (MedPage Today) -- The World Health Organization will hold a virtual scientific meeting next Thursday to discuss whether to recommend production of a vaccine against the H1N1 (swine) flu.

TORONTO (MedPage Today) -- The World Health Organization has raised its influenza pandemic alert level to Phase 5, reflecting sustained community transmission in at least two countries in a single region of the world.