Faculty profile

Andrew Lim

ResearcherMedicineUniversity of Toronto

This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Toronto directory, so their courses may be missing. Find their university profile.

Andrew Lim

Researcher

Medicine

Health Sciences

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Has led research grants, which requires an independent research appointment. Ask their department whether they supervise graduate students.
20 publications in the last five years, latest in 2026.
Principal investigator on 8 research grants (8 CIHR), most recently in 2024.
Supervised 2 trainees who won CIHR awards, most recently in 2025.

These signals come from public records, including CIHR, NSERC and SSHRC funding decisions. Ask the professor or the graduate program whether they are taking new students.

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Grants

Publications by year

Counts cover the works listed on the university profile; citation counts come from Dimensions.

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Signals and details

Research

Sleep Dementia Actigraphy Circadian Rhythms Cognitive Impairment Cerebral Cortex Polymorphism Statistical Genetics

Latest papers

The effects of repetitive transcranial magnetic stimulation on sleep in individuals with substance use disorders: A systematic review.
Journal of psychiatric research · 2026
Multidimensional self-reported sleep health, cognitive decline, and risk of all-cause dementia: A population-based multi-cohort study.
Journal of Alzheimer's disease : JAD · 2026
Digital markers and phenotypes of rest-activity rhythms in people with advanced dementia using real-time location data.
The journals of gerontology. Series A, Biological sciences and medical sciences · 2026

All 29 publications

Latest funding

Treating Sleep Apnea to Improve Cognitive Function in Older Adults with Cognitive Impairment
CIHR · 2025 · Supervisor
$120,000
Wearable Sensing and Stimulation of Sleep Physiological Features Related to Resistance and Resilience to Dementia-Associated Brain Changes
CIHR · 2024 · Nominated PI
$824,672
Healthy Sleep to Promote Resistance and Resilience to Alzheimer's Disease Related Brain Changes: An Integrated Wearable EEG, Genomic, MR Imaging, and Plasma Biomarker Study of Over 2600 Participants in the Canadian Longitudinal Study of Aging
CIHR · 2023 · Nominated PI
$749,458

All 12 grants and awards

29 publications.

The effects of repetitive transcranial magnetic stimulation on sleep in individuals with substance use disorders: A systematic review.

Mouzenian A, Felsky D, Ahmed T, Sloan ME, Mehta DD, Lim A, Bhat V, Pereira CF, Kloiber S, Tang VM

Journal of psychiatric research2026

DOI: 10.1016/j.jpsychires.2026.06.041 PMID: 42372632

Multidimensional self-reported sleep health, cognitive decline, and risk of all-cause dementia: A population-based multi-cohort study.

Hoepel SJW, Oryshkewych N, Barnes LL, Butters M, Buysse D, Ikram MK, Lim A, Wolters FJ, Yu L, Wallace ML, Luik AI

Journal of Alzheimer's disease : JAD2026

DOI: 10.1177/13872877261422263 PMID: 41837677

Digital markers and phenotypes of rest-activity rhythms in people with advanced dementia using real-time location data.

Karam Y, Shum LC, Faruk T, Arora T, McArthur C, Chu CH, McGilton KS, Flint AJ, Lim A, Khan SS, Iaboni A

The journals of gerontology. Series A, Biological sciences and medical sciences2026

DOI: 10.1093/gerona/glaf288 PMID: 41537232

Standardization of postmortem human brainstem along the rostrocaudal axis to accommodate for inter-specimen structural heterogeneity.

Celada M, Zaarour N, Cheung J, Gross C, Lim A, Buchman AS, Saberi P, Varma G, VanderHorst V

Scientific reports2025

DOI: 10.1038/s41598-025-20016-7 PMID: 41093927

Actigraphy-derived sleep fragmentation index: convergent validity and associations with clinical outcomes.

Saleh D, Bertisch SM, Reid M, Lim A, Purcell S, Redline S

Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine2025

DOI: 10.5664/jcsm.11754 PMID: 40471077

Response letter: Examining the association between sleep apnea and total hippocampal volumes in cognitive impairment.

Settimi M, Tchoudnovski D, Ntale I, Colelli DR, Costa YS, Mitchell S, Masellis M, Lam B, Lim A, Chung F, Ramirez J, Goubran M, Black SE, Boulos MI

Alzheimer's & dementia : the journal of the Alzheimer's Association2025

DOI: 10.1002/alz.70602 PMID: 40810281

Sleep health profiles across six population-based cohorts and recommendations for validating clustering models.

Hoepel SJW, Oryshkewych N, Barnes LL, Butters MA, Buysse DJ, Ensrud KE, Lim A, Redline S, Stone KL, Yaffe K, Yu L, Luik AI, Wallace ML

Sleep health2025

DOI: 10.1016/j.sleh.2025.01.012 PMID: 40118730

Sleep trajectories across three cognitive-aging pathways in community older adults.

Zaheed AB, Tapia AL, Oryshkewych N, Wheeler BJ, Butters MA, Buysse DJ, Leng Y, Barnes LL, Lim A, Yu L, Soehner AM, Wallace ML

Alzheimer's & dementia : the journal of the Alzheimer's Association2025

DOI: 10.1002/alz.70159 PMID: 40317639

Examining the association between sleep apnea and total hippocampal volumes in cognitive impairment.

Settimi M, Tchoudnovski D, Ntale I, Colelli DR, Costa YS, Mitchell S, Masellis M, Lam B, Lim A, Chung F, Ramirez J, Goubran M, Black SE, Boulos MI

Alzheimer's & dementia : the journal of the Alzheimer's Association2025

DOI: 10.1002/alz.70183 PMID: 40275828

Retinal microvascular phenotypes can track small vessel disease burden and CPAP treatment effectiveness in obstructive sleep apnea.

Giarratano Y, Hill EA, Hamid C, Wiseman S, Gray C, Chappell FM, Coello RD, Valdés-Hernández MC, Ballerini L, Stringer MS, Thrippleton MJ, Jaime Garcia D, Liu X, Hewins W, Cheng Y, Black SE, Lim A, Sommer R, Ramirez J, MacIntosh BJ, Brown R, Doubal F, MacGillivray T, Wardlaw JM, Riha R, Bernabeu MO

Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism2025

DOI: 10.1177/0271678x241291958 PMID: 39487754

Treating Sleep Apnea to Improve Cognitive Function in Older Adults with Cognitive Impairment

SupervisorCIHR2025DRA : Canada Graduate Research Scholarship - Doctoral Program (CGRS D)

Principal investigators: Campbell, Ingrid

Keywords: Alzheimer'S Disease; Artificial Intelligence; Dementia; Mild Cognitive Decline; Neurobiology; Neurophysiology; Randomized Controlled Trial; Sleep Apnea; Sleep Treatments; Wearables

$120,000

Wearable Sensing and Stimulation of Sleep Physiological Features Related to Resistance and Resilience to Dementia-Associated Brain Changes

Nominated PICIHR2024Team Grant: CCNA Phase III: Research Teams

Principal investigators: Lim, Andrew S; Dang-Vu, Thien Thanh

Keywords: Aging; Biomarkers; Brain Stimulation; Clinical Trial; Cognitive Impairment; Cohort Study; Dementia; Electroencephalography; Sleep

$824,672

Healthy Sleep to Promote Resistance and Resilience to Alzheimer's Disease Related Brain Changes: An Integrated Wearable EEG, Genomic, MR Imaging, and Plasma Biomarker Study of Over 2600 Participants in the Canadian Longitudinal Study of Aging

Nominated PICIHR2023Operating Grant: Mechanisms in Brain Aging and Dementia

Principal investigators: Lim, Andrew S

Keywords: Alzheimer'S Disease; Cognitive Impairment; Cohort Study; Electroencephalography; Genetics; Inflammation; Magnetic Resonance Imaging; Sleep

$749,458

Canadian Consortium on Neurodegeneration in Aging: Application for Phase III CCNA Operations Centre

Principal investigatorCIHR2023Canadian Consortium on Neurodegeneration in Aging

Principal investigators: Chertkow, Howard M; Anderson, Nicole D; Andrew, Melissa K; Badhwar, Amanpreet; Belleville, Sylvie N; Bethell, Jennifer M; Bhangu, Jaspreet S; Black, Sandra E; Borrie, Michael J; Brewster, Paul W; Camicioli, J. Richard M; Crowshoe, Lynden L; Darvesh, Sultan; DeMarco, Mari; Dixon, Roger A; Duchesne, Simon; Einstein, Gillian; Evans, Alan C; Feldman, Howard; Fisk, John D; Geddes, Maiya R; Lim, Andrew S; Masellis, Mario; McAiney, Carrie A; Mclaurin, Joanne; Montero Odasso, Manuel M; Nygaard, Haakon B; O'Connell, Megan E; Phillips, Natalie A; Rajah, Maria N; Roach, Pamela Marie; Robillard, Julie; Rockwood, Kenneth; Smith, Eric E; Villeneuve, Sylvia C; Waldron, Ingrid R; Walker, Jennifer

Keywords: Biomarkers; Brain Imaging; Cognition; Dementia; Diagnosis; Edi; Indigenous Cognitive Health; Knowledge Mobilization; Prevention; Risk Factors

$20,555,200

Strengthening Oropharyngeal Muscles as a Novel Approach to Treat Obstructive Sleep Apnea

Co-investigatorCIHR2021Project Grant - Priority Announcement: Patient-Oriented Research

Principal investigators: Boulos, Mark I; Asztalos, Elizabeth V; Yunusova, Yana

Keywords: Home Sleep Apnea Test; Obstructive Sleep Apnea; Oropharyngeal Exercises; Randomized Controlled Trial; Speech Language Pathology; Therapy

$100,000

Sleep, Circadian Rhythms, and Dementia-Related Changes in the Human Brain - An Integrated Physiological, Magnetic Resonance Imaging, Cognitive, and Genomic Study of Adult Ontarians

Nominated PICIHR2020Project Grant

Principal investigators: Lim, Andrew S

Keywords: Actigraphy; Circadian Rhythms; Cognitive Impairment; Dementia; Genotyping; Magnetic Resonance Imaging; Mendelian Randomization; Sleep; Sleep Apnea

$1,005,976

Associations between the physiological consequences of sleep apnea and cerebral small vessel disease in community dwelling adults

SupervisorCIHR2020Doctoral Research Award: Canada Graduate Scholarships

Principal investigators: Sommer, Rosa

Keywords: Cerebral Small Vessel Disease; Cerebrovascular Disease; Community-Based Cohort Study; Dementia; Sleep Apnea; Sleep Disorders

$105,000

Phase Two of the Canadian Consortium on Neurodegeneration in Aging

Principal investigatorCIHR2019Canadian Consortium on Neurodegeneration in Aging

Principal investigators: Chertkow, Howard M; Anderson, Nicole D; Andrew, Melissa K; Bartha, Robert; Bellec, Pierre; Belleville, Sylvie N; Bergman, Howard; Bherer, Louis; Black, Sandra E; Borrie, Michael J; Camicioli, J. Richard M; Carrier, Julie; Cashman, Neil R; Collins, Donald L; Cuello, A. Claudio G; Dixon, Roger A; Ducharme, Simon; Duchesne, Simon; Einstein, Gillian; Eintracht, Shaun; Evans, Alan C; Fahnestock, Margaret; Feldman, Howard; Ferland, Guylaine; Fisk, John D; Gan-Or, Ziv; Giguère, Anik; Herrmann, Nathan; Hsiung, Ging-Yuek R; Lanctôt, Krista L; Lim, Andrew S; Mackenzie, Ian R; Masellis, Mario; Maxwell, Colleen J; McGilton, Katherine S; Mclaurin, Joanne; Montero Odasso, Manuel M; Morgan, Debra G; Naglie, Gary; Nygaard, Haakon B; O'Connell, Megan E; Phillips, Natalie A; Poirier, Judes; Rapoport, Mark J; Robillard, Julie; Rockwood, Kenneth; Rogaeva, Ekaterina; Rosa-Neto, Pedro; Rylett, Jane R; Seitz, Dallas P; Siminovitch, Katherine A; Smith, Eric E; ST GEORGE-HYSLOP, Peter H; Vedel, Isabelle; Walker, Jennifer; Wittich, Walter

Keywords: Alzheimer Disease; Dementia; Diagnosis; Prevention; Quality Of Life; Sex; Treatment

$31,625,000

A framework for hybrid machine and human computation for the accurate and scalable analysis of human clinical EEG recordings

Co-investigatorNSERC2015Collaborative Health Research Projects

Principal investigators: Law, Edith

$218,372

Identifying Genetic Determinants of Human Sleep and Circadian Rhythms

Nominated PICIHR2013CIHR New Investigator

Principal investigators: Lim, Andrew S

Keywords: Actigraphy; Cerebral Cortex; Circadian Rhythms; Polymorphism; Sleep; Statistical Genetics; Stroke; Transcriptome

$300,000

From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.

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Andrew Lim

Research

Latest papers

Latest funding

The effects of repetitive transcranial magnetic stimulation on sleep in individuals with substance use disorders: A systematic review.

Multidimensional self-reported sleep health, cognitive decline, and risk of all-cause dementia: A population-based multi-cohort study.

Digital markers and phenotypes of rest-activity rhythms in people with advanced dementia using real-time location data.

Standardization of postmortem human brainstem along the rostrocaudal axis to accommodate for inter-specimen structural heterogeneity.

Actigraphy-derived sleep fragmentation index: convergent validity and associations with clinical outcomes.

Response letter: Examining the association between sleep apnea and total hippocampal volumes in cognitive impairment.

Sleep health profiles across six population-based cohorts and recommendations for validating clustering models.

Sleep trajectories across three cognitive-aging pathways in community older adults.

Examining the association between sleep apnea and total hippocampal volumes in cognitive impairment.

Retinal microvascular phenotypes can track small vessel disease burden and CPAP treatment effectiveness in obstructive sleep apnea.

A framework for hybrid machine and human computation for the accurate and scalable analysis of human clinical EEG recordings

Frequent collaborators

Mario Masellis

Natalie Phillips

Manuel Montero Odasso

Robert Bartha

Louis Bherer

Gillian Einstein

Kenneth Rockwood

Louis Bherer

Frances Chung

Gillian Einstein

Marta Kaminska

Mark Speechley

Louis Bherer

Maged Goubran

Joanne McLaurin

Katherine McGilton

Haakon Nygaard

Lynden Crowshoe

Lynden Crowshoe

Gregory Moullec

John Turnbull

Margaret Fahnestock

Demetrios Sahlas

Marvin Chum

Nadia Gosselin

Cheryl Wellington

Nicole Anderson

Edward Fon

Bojana Stefanovic

Karen Li

Alex Mihailidis

Neil Cashman

Debra Morgan

Howard Bergman

Nathan Herrmann

Peter ST GEORGE-HYSLOP

Serge Gauthier

Julie Carrier

Elizabeth Finger