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 ...

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 ...

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

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 ...

More than 25% of adults in North America have dietary copper intake below the estimated average requirement of 0.7 mg/d1 Copper plays key roles in hematopoiesis, iron metabolism, and maintenance of ...

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 ...

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Thank you for your feedback1 on our decision to reduce the number of CMAJ print issues for 2025.2 It is always nice to hear from one of our loyal print readers! It is our intention to make the 2025 ...

Clinical significance of low-density lipoprotein cholesterol percentage reduction and attained levels after percutaneous coronary intervention ...