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Night owl or early bird? Study finds sleep categories aren’t that simple

The familiar labels “night owl” and “early bird,” long used in sleep research, don’t fully capture the diversity of human internal clocks, a new study has found.

The 91ɬ-led study published in Nature Communications found the two sleep-wake patterns, called chronotypes, contain a total of five distinct biological subtypes, each associated with different patterns of behaviour and health.

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Published: 2 Feb 2026

RNA therapy may be a solution for infant hydrocephalus

For the first time, drug targeting genetic mutation shown to have positive impact in mice models

Hydrocephalus is a life-threatening condition that occurs in about 1 in 1,000 newborns and is often treated with invasive surgery. Now, a new study offers hope of preventing hydrocephalus before it even occurs.

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Published: 29 Jan 2026

Hippocampus does more than store memories: it predicts rewards, study finds

A preclinical study published in Nature has found evidence that the hippocampus, the brain region that stores memory, also reorganizes memories to anticipate future outcomes.

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Published: 29 Jan 2026

Weston Family Foundation awards two 91ɬ researchers combatting neurodegenerative diseases of aging

Etienne de Villers-Sidani and Philippe Huot have been awarded funding from the Weston Family Foundation’s Rapid Response program for their innovative research advancing diagnostic tools and interventions for Alzheimer's disease and Parkinson’s disease.

Published: 22 Jan 2026

Findings suggest that certain medications for Type 2 diabetes reduce risk of dementia

A large 91ɬ study has found that two classes of medications commonly prescribed for Type 2 diabetes, both incretin-based, are associated with a reduced risk of dementia.

Drawing on clinical data from more than 450,000 patients, the research adds to growing evidence that incretin-based therapies have protective benefits for the brain.

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Published: 15 Jan 2026

Three 91ɬ researchers receive SSHRC Partnership Engage Grants

The Social Science and Humanities Research Council of Canada (SSHRC) announced recipients of the latest Partnership Engage Grants competition, including a total of $73,782 awarded to three 91ɬ researc

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Published: 14 Jan 2026

New evidence challenges understanding of Parkinson’s disease 

A 91ɬ-led study is challenging a popular theory about how dopamine drives movement, a discovery that could shift how scientists think about Parkinson’s disease treatments. 

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Published: 17 Dec 2025

Fine particles in pollution are associated with early signs of autoimmune disease

A new study has linked air pollution exposure and immune-system changes that often precede the onset of autoimmune diseases.

91ɬ researchers analyzing Ontario data found that fine particles in air pollution are associated with higher levels of a biomarker linked with autoimmune diseases, such as systemic lupus.

Published: 15 Dec 2025

FMHS Tuition Statement 2024-2025

IMPORTANT: The majority of our graduate programs are NOT AFFECTED by the recent Quebec government announcements regarding tuition increases.

Out-of-province and International MSc-Thesis and PhD students will NOT be impacted by these proposed tuition increases.

PhD students from the rest of Canada will continue to pay the same tuition as students from Quebec.

Tuition will increase by approximately ~3% per year, as in past years.

Published: 11 Jan 2024

MDCM-PhD Newsletter September 2023 Edition

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Published: 26 Sep 2023

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