World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

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

John S. Floras publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where John S. Floras sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 410 publications — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

John S. Floras D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where John S. Floras sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 91 D-Index — 43rd percentile

43% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

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

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