Newspaper article The Canadian Press


Newspaper article The Canadian Press


Article excerpt



A single small study in Britain has caused a big flap about the effectiveness of the use of stents to open up block blood vessels in the heart and relieve chest pain.

The U-K-led study published last week in The Lancet has sparked a heated international debate among doctors with some heart experts and media interpreting the study as suggesting stents are ineffective.

Dr. Rasha Al-Lamee, an Imperial College interventional cardiologist who led the study, feels some of the statements were an overreach of the results.

Patients were treated with either insertion of a stent or a sham procedure.

Despite which group the patients were in -- stent or no stent -- both reported some improvement.

But researchers said the difference between the two groups was not statistically significant. (The Canadian Press)



Research suggests that two of Canada's most commonly used pesticides cause migrating songbirds to lose both weight and their sense of direction.

University of Saskatchewan biologist Christy Morrissey found that one type of pesticide commonly applied to seeds caused sparrows to lose a quarter of their weight in three days.

That was with a dose equivalent to eating only a few pesticide-treated seeds.

Morrissey also found that a pesticide found in dozens of commercial products left the birds with no idea of where north was.

Morrissey says her findings, published yesterday, may suggest why migratory songbird populations have been plummeting.

Health Canada is re-evaluating the use of some of the pesticides. (The Canadian Press)



In Brazil, a congressional committee has voted to make abortion illegal -- without exception.

Brazilian law currently allows abortions in cases of rape, when the mother's life is at risk or in cases of anencephaly, a birth defect involving the brain.

In practice, wealthy women tend to have access to safe abortions in private clinics, while the poor often rely on risky procedures.

An academic survey partially funded by the Ministry of Health estimates that more than 400 thousand women had an abortion in Brazil in 2015. …

Search by... Author
Show... All Results Primary Sources Peer-reviewed


An unknown error has occurred. Please click the button below to reload the page. If the problem persists, please try again in a little while.