World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
103
Citations
45205
World Ranking
7281
National Ranking
710

John J. Reilly 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 J. Reilly 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: 485 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

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

John J. Reilly 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 J. Reilly 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: 103 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Overview

John J. Reilly is a researcher affiliated with the University of Strathclyde in the United Kingdom. Their work spans multiple disciplines, with a focus on medicine and psychology. Within these broader fields, their research concentrates on public health, environmental and occupational health, physiology, developmental and educational psychology, general health professions, and education.

Their scholarly contributions primarily address topics related to obesity, physical activity, and diet; children's physical and motor development; physical activity and health; health and lifestyle studies; infant development and preterm care; body composition measurement techniques; and obesity and health practices.

Notable recent publications from John J. Reilly include:

  • Global Matrix 4.0 Physical Activity Report Card Grades for Children and Adolescents: Results and Analyses From 57 Countries (2022), published in Journal of Physical Activity and Health
  • Variations in accelerometry measured physical activity and sedentary time across Europe - harmonized analyses of 47,497 children and adolescents (2020), published in International Journal of Behavioral Nutrition and Physical Activity
  • Promoting healthy movement behaviours among children during the COVID-19 pandemic (2020), published in The Lancet Child & Adolescent Health
  • Energy compensation and adiposity in humans (2021), published in Current Biology
  • Gender differences in the distribution of children's physical activity: evidence from nine countries (2023), published in International Journal of Behavioral Nutrition and Physical Activity

Throughout their career, John J. Reilly has frequently collaborated with several co-authors, including Anthony D. Okely, Xanne Janssen, Mark S. Tremblay, Marie Löf, and Asmaa El Hamdouchi.

The researcher has published extensively in several journals, with the most frequent venues including:

  • Journal of Physical Activity and Health
  • International Journal of Environmental Research and Public Health
  • International Journal of Behavioral Nutrition and Physical Activity
  • BMJ Open
  • Child Care Health and Development

Their work predominantly falls within the realms of medicine and psychology, incorporating specialized focus areas such as developmental and educational psychology as well as public health and physiology. This interdisciplinary background supports their investigations into childhood physical development and health behaviors.

Best Publications

  • Long-term impact of overweight and obesity in childhood and adolescence on morbidity and premature mortality in adulthood: systematic review

    John J Reilly;J Kelly

  • Health consequences of obesity

    J J Reilly;E Methven;Z C McDowell;B Hacking

  • Early life risk factors for obesity in childhood: cohort study

    John J Reilly;Julie Armstrong;Ahmad R Dorosty;Pauline M Emmett

  • Fundamental movement skills and habitual physical activity in young children.

    Abigail Fisher;John J. Reilly;Louise A. Kelly;Colette Montgomery

  • Objectively measured physical activity and sedentary time in youth: the International children's accelerometry database (ICAD).

    Ashley R. Cooper;Ashley R. Cooper;Anna Goodman;Angie S. Page;Lauren B. Sherar

  • The ABC of physical activity for health: A consensus statement from the British Association of Sport and Exercise Sciences

    Gary O'Donovan;Anthony J Blazevich;Colin Boreham;Ashley R Cooper

  • Global Matrix 3.0 Physical Activity Report Card Grades for Children and Youth: Results and Analysis From 49 Countries

    Salomé Aubert;Joel D. Barnes;Chalchisa Abdeta;Patrick Abi Nader;Patrick Abi Nader

  • Breastfeeding and lowering the risk of childhood obesity.

    Julie Armstrong;John J Reilly

  • Objective measurement of physical activity and sedentary behaviour: review with new data

    John J Reilly;Victoria Penpraze;Jane Hislop;Gwyneth Davies

  • Canadian 24-Hour Movement Guidelines for the Early Years (0-4 years): An Integration of Physical Activity, Sedentary Behaviour, and Sleep.

    Mark S. Tremblay;Jean-Philippe Chaput;Kristi B. Adamo;Salomé Aubert

  • Total energy expenditure and physical activity in young Scottish children: mixed longitudinal study

    JJ Reilly;DM Jackson;C Montgomery;LA Kelly

  • Objectively Measured Physical Activity and Fat Mass in a Large Cohort of Children

    Andy R Ness;Sam D Leary;Calum Mattocks;Steven N Blair

  • Physical activity to prevent obesity in young children: cluster randomised controlled trial

    John J Reilly;Louise Kelly;Colette Montgomery;Avril Williamson

  • Associations between objectively measured habitual physical activity and adiposity in children and adolescents: Systematic review

    David Jiménez-Pavón;Joanna Kelly;John J Reilly

  • Methodological considerations in using accelerometers to assess habitual physical activity in children aged 0-5 years.

    Dylan P. Cliff;John J. Reilly;Anthony D. Okely

  • Physical Activity of Children: A Global Matrix of Grades Comparing 15 Countries

    Mark S. Tremblay;Casey E. Gray;Kingsley Akinroye;Dierdre M. Harrington

  • Global Matrix 2.0: Report Card Grades on the Physical Activity of Children and Youth Comparing 38 Countries

    Mark S. Tremblay;Joel D. Barnes;Silvia A. González;Peter T. Katzmarzyk

  • Use of accelerometers in a large field-based study of children: protocols, design issues, and effects on precision.

    Calum Mattocks;Andy Ness;Sam Leary;Kate Tilling

  • Epidemic of obesity in UK children.

    John J Reilly;Ahmad R Dorosty

  • Descriptive epidemiology and health consequences of childhood obesity.

    John J Reilly

Frequent Co-Authors

Andy R Ness
Andy R Ness University of Bristol
Anthony D. Okely
Anthony D. Okely University of Wollongong
Mark S. Tremblay
Mark S. Tremblay Children's Hospital of Eastern Ontario
Ulf Ekelund
Ulf Ekelund Norwegian School of Sport Sciences
Greet Cardon
Greet Cardon Ghent University
Jonathan C. K. Wells
Jonathan C. K. Wells University College London
Lars Bo Andersen
Lars Bo Andersen University of Bergen
Soren Brage
Soren Brage University of Cambridge
Luís B. Sardinha
Luís B. Sardinha University of Lisbon
Phillip D. Tomporowski
Phillip D. Tomporowski University of Georgia

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