World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
91
Citations
38468
World Ranking
11593
National Ranking
469

Overview

John S. Floras is affiliated with the University Health Network in Canada. Their research primarily falls within the field of Medicine, with a strong focus on Cardiology and Cardiovascular Medicine. Additional subfields include Complementary and Alternative Medicine, Physiology, Surgery, and Endocrine and Autonomic Systems.

The scientist's main topics of study encompass Heart Rate Variability and Autonomic Control, Cardiovascular and Exercise Physiology, Obstructive Sleep Apnea Research, Cardiac Health and Mental Health, Cardiovascular Syncope and Autonomic Disorders, Neuroscience of Respiration and Sleep, and Cardiovascular Function and Risk Factors.

Frequent publication venues for John S. Floras include:

  • Hypertension
  • Canadian Journal of Cardiology
  • The FASEB Journal
  • The Journal of Physiology
  • European Journal of Heart Failure

Notable recent papers include:

  • Influence of Sex and Age on Muscle Sympathetic Nerve Activity of Healthy Normotensive Adults, 2020, Hypertension
  • Adaptive servo-ventilation for sleep-disordered breathing in patients with heart failure with reduced ejection fraction (ADVENT-HF): a multicentre, multinational, parallel-group, open-label, phase 3 randomised controlled trial, 2023, The Lancet Respiratory Medicine
  • Sympathetic neural modulation of arterial stiffness in humans, 2020, American Journal of Physiology-Heart and Circulatory Physiology
  • Objective Hemodynamic Cardiovascular Autonomic Abnormalities in Post-Acute Sequelae of COVID-19, 2022, Canadian Journal of Cardiology
  • Cardiovascular Autonomic Disturbances in Heart Failure With Preserved Ejection Fraction, 2020, Canadian Journal of Cardiology

John S. Floras collaborates frequently with several researchers, including:

  • Mark B. Badrov
  • Catherine F. Notarius
  • Daniel A. Keir
  • Philip J. Millar
  • Tomoyuki Tobushi

Best Publications

  • Sleep apnea and cardiovascular disease: an American Heart Association/American College of Cardiology Foundation Scientific Statement from the American Heart Association Council for High Blood Pressure Research Professional Education Committee, Council on Clinical Cardiology, Stroke Council, and Council on Cardiovascular Nursing.

    Virend K. Somers;David P. White;Raouf Amin;William T. Abraham

  • Sleep Apnea and Cardiovascular Disease An American Heart Association/American College of Cardiology Foundation Scientific Statement From the American Heart Association Council for High Blood Pressure Research Professional Education Committee, Council on Clinical Cardiology, Stroke Council, and Council on Cardiovascular Nursing In Collaboration With the National Heart, Lung, and Blood Institute National Center on Sleep Disorders Research (National Institutes of Health)

    Virend K. Somers;David P. White;Raouf Amin;William T. Abraham

  • Sleep Apnea and Cardiovascular Disease

    Virend K. Somers;David P. White;Raouf Amin;William T. Abraham

  • Obstructive sleep apnoea and its cardiovascular consequences

    T Douglas Bradley;T Douglas Bradley;T Douglas Bradley;John S Floras;John S Floras

  • Risk Factors for Central and Obstructive Sleep Apnea in 450 Men And Women with Congestive Heart Failure

    D D Sin;F Fitzgerald;J D Parker;G Newton

  • Continuous positive airway pressure for central sleep apnea and heart failure.

    T. Douglas Bradley;Alexander G. Logan;R. John Kimoff;Frédéric Sériès

  • Cardiovascular effects of continuous positive airway pressure in patients with heart failure and obstructive sleep apnea.

    Yasuyuki Kaneko;John S Floras;Kengo Usui;Julie Plante

  • Suppression of Central Sleep Apnea by Continuous Positive Airway Pressure and Transplant-Free Survival in Heart Failure A Post Hoc Analysis of the Canadian Continuous Positive Airway Pressure for Patients With Central Sleep Apnea and Heart Failure Trial (CANPAP)

    Michael Arzt;John S. Floras;Alexander G. Logan;R. John Kimoff

  • Sleep Apnea and Heart Failure Part I: Obstructive Sleep Apnea

    T. Douglas Bradley;John S. Floras

  • Influence of obstructive sleep apnea on mortality in patients with heart failure.

    Hanqiao Wang;John D. Parker;Gary E. Newton;John S. Floras

  • Sleep apnea and heart failure: Part II: central sleep apnea

    T. Douglas Bradley;John S. Floras

  • Effect of Continuous Positive Airway Pressure on Intrathoracic and Left Ventricular Transmural Pressures in Patients With Congestive Heart Failure

    M T Naughton;M A Rahman;K Hara;J S Floras

  • Sympathetic Nervous System Activation in Human Heart Failure: Clinical Implications of an Updated Model

    John S. Floras

  • Endorphins and exercise: physiological mechanisms and clinical implications.

    Peter Thorén;John S. Floras;Pavel Hoffmann;Douglas R. Seals

  • Clinical aspects of sympathetic activation and parasympathetic withdrawal in heart failure.

    John S. Floras

  • Regression of left ventricular hypertrophy after conversion to nocturnal hemodialysis

    Christopher T. Chan;John S. Floras;John S. Floras;Judith A. Miller;Judith A. Miller;Robert M.A. Richardson;Robert M.A. Richardson

  • Sleepiness and Sleep in Patients With Both Systolic Heart Failure and Obstructive Sleep Apnea

    Michael Arzt;Terry Young;Laurel Finn;James B. Skatrud

  • Effects of Continuous Positive Airway Pressure on Obstructive Sleep Apnea and Left Ventricular Afterload in Patients With Heart Failure

    R Tkacova;F Rankin;F S Fitzgerald;J S Floras

  • Refractory hypertension and sleep apnoea: effect of CPAP on blood pressure and baroreflex

    A G Logan;R Tkacova;S M Perlikowski;R S Leung;R S Leung

  • Sleep Apnea and Cardiovascular Disease A Bidirectional Relationship

    Takatoshi Kasai;John S. Floras;T. Douglas Bradley

Frequent Co-Authors

Peter Sleight
Peter Sleight John Radcliffe Hospital
T. Douglas Bradley
T. Douglas Bradley University of Toronto
George Tomlinson
George Tomlinson University of Toronto
Peter H. Backx
Peter H. Backx York University
Ilja M. Nolte
Ilja M. Nolte University Medical Center Groningen
Rob S. Beanlands
Rob S. Beanlands University of Ottawa
Frans H. H. Leenen
Frans H. H. Leenen University of Ottawa
Karl Skorecki
Karl Skorecki Technion – Israel Institute of Technology
Harold Snieder
Harold Snieder University Medical Center Groningen
Harriette Riese
Harriette Riese University Medical Center Groningen

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For those interested in healthcare careers beyond traditional medical school, a range of affordable online degrees can help open new doors. Whether you’re aiming for leadership, clinical, or specialized roles, these programs offer flexibility and value.

If you want to manage healthcare facilities or lead teams, affordable online mha programs (Master of Healthcare Administration) are ideal for future healthcare managers. For advanced practice nurses seeking the highest clinical degree, explore dnp online programs cheap to become a Doctor of Nursing Practice without high tuition costs.

Interested in pharmacy? You can train to become a pharmacist by enrolling in the cheapest online pharmacy school, making this crucial profession more accessible. Or, consider the rapidly growing field of health data with a health information management bachelor degree online—a smart choice for those drawn to technology and patient records.

All these online degrees can help you launch or advance a rewarding career in the diverse healthcare sector.

Best Scientists Citing John S. Floras

Trending Scientists

Recently Published Articles