A massive Canadian-led study is taking a multipronged approach to discovering what triggers underlie the development of Crohn's disease in the hopes of designing a predictive test and ultimately treatments to prevent its occurrence.

Prominent pediatricians are warning that the trauma that migrant children are experiencing from being forcibly separated from their parents could cause the children lifelong psychological damage. 1

Monthly visits to Montreal's four, supervised drug-injection facilities have more than doubled since they opened last summer and crime rates have not increased in the neighbourhoods that host the sites, according to a new report by city health authorities.

Canadian youngsters are spending too much time in front of screens and not enough time participating in 'heart-pumping physical activity,' and the lack of exercise is damaging the health of their brains, according to a new report. 4

Using forceps or a vacuum to vaginally deliver babies is resulting in more injuries to both mothers and infants in Canada, according to a large new study. 1

Nearly 4,000 Canadians died from apparent opioid overdoses last year, with men the most likely victims and fentanyl the clear culprit, new government figures show. 2

Even if marriage is sometimes more a bed of nails than roses, living into old age with a partner may help ward off heart disease and stroke, researchers said Tuesday.

The British government announced Tuesday it would move to lift its ban on cannabis-based medicines, amid mounting criticism over the denial of treatment to severely epileptic children. But it rejected calls to legalize marijuana for recreational use.

An Ontario couple has filed notice of legal action against a Toronto fertility clinic after an alleged storage tank malfunction damaged their eggs and embryos. 2

The World Health Organization says that compulsively playing video games now qualifies as a new mental health condition, in a move that some critics warn may risk stigmatizing its young players. 3

A device developed to help U.S. soldiers with lower limb injuries regain their mobility is now helping civilians too -- albeit with a hefty price tag. 1

Congo's latest Ebola outbreak declared in May has 38 confirmed cases, including 14 deaths. The discovery of a handful of Ebola cases among Mbandaka's more than 1 million residents also has hurt the economy, especially among traders of meat from wild animals.

Health Canada is looking for a contractor to develop, implement and report on a national vaping awareness program, including finding social media influencers that teens might be willing to listen to.