Key points A 28-year-old man with cocaine and alcohol use disorders presented to the emergency department with a 2-month history of worsening shortness of breath, orthopnea, and fatigue. His medical ...

See related research at Key points In December 1952, emissions from multiple sources created a thick haze in England, an event known as the Great Smog of London. [1][2] This event, which resulted in ...

Intrathecal baclofen pumps treat lower-limb spasticity, and are mainly used for people with multiple sclerosis, cerebral palsy, or spinal cord injury1 Intrathecal baclofen (ITB) pumps implanted in the ...

Impact of the 2023 wildfire smoke episodes in Ontario, Canada, on asthma and other health outcomes: an interrupted time-series analysis ...

My late father, deaf since early adulthood, introduced me to the burden of auditory loss. His severe deficit resulted from a dire combination of army service as an artilleryman in the Canadian Armed ...

Copper plays key roles in hematopoiesis, iron metabolism, and maintenance of myelin sheaths. Copper-rich foods include shellfish, nuts, seeds, and leafy green vegetables.[2][1] Deficiency is more ...

In a recent CMAJ commentary, Loutfy and Kennedy suggested that Canadian guidance should be changed to present breast- or chestfeeding as an option equal to formula feeding for parents with virally ...

Background: Differences exist between European and American guideline recommendations regarding targets for low-density lipoprotein cholesterol (LDL-C) levels after percutaneous coronary intervention ...

A recent editorial published in CMAJ highlighted how the journal has called out the actions of past Canadian governments when they tried to stifle research and silence researchers.[1][1] We write with ...