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Medicine
South Africa
2026

D-Index & Metrics

Medicine

D-Index
137
Citations
57281
World Ranking
1920
National Ranking
3

Timothy D. Noakes 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 Timothy D. Noakes 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: 841 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Timothy D. Noakes 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 Timothy D. Noakes 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: 137 D-Index — 91st percentile

91% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Medicine in South Africa Leader Award
  • 2025 - Research.com Medicine in South Africa Leader Award
  • 2023 - Research.com Medicine in South Africa Leader Award
  • 2022 - Research.com Medicine in South Africa Leader Award

Overview

Timothy D. Noakes is affiliated with the University of Cape Town in South Africa. Their research primarily focuses on the fields of Medicine, with substantial contributions in Biochemistry, Genetics and Molecular Biology. Subfields of study include Physiology, Cell Biology, Orthopedics and Sports Medicine, Complementary and Alternative Medicine, and Endocrinology, Diabetes and Metabolism.

Their work covers a variety of topics within diet and metabolism studies, muscle metabolism and nutrition, sports performance and training, adipose tissue and metabolism, cardiovascular and exercise physiology, exercise and physiological responses, as well as metabolism, diabetes, and cancer.

Notable recent papers by Timothy D. Noakes include:

  • What Is the Evidence That Dietary Macronutrient Composition Influences Exercise Performance? A Narrative Review (2022, Nutrients)
  • Low carbohydrate high fat ketogenic diets on the exercise crossover point and glucose homeostasis (2023, Frontiers in Physiology)

Other relevant recent publications connected to their research area involve:

  • Reduced Glucose Tolerance and Skeletal Muscle GLUT4 and IRS1 Content in Cyclists Habituated to a Long-Term Low-Carbohydrate, High-Fat Diet (2020, International Journal of Sport Nutrition and Exercise Metabolism)
  • Low and high carbohydrate isocaloric diets on performance, fat oxidation, glucose and cardiometabolic health in middle age males (2023, Frontiers in Nutrition)
  • The Effects of Carbohydrate versus Fat Restriction on Lipid Profiles in Highly Trained, Recreational Distance Runners: A Randomized, Cross-Over Trial (2022, Nutrients)

Frequent co-authors collaborating with Timothy D. Noakes include Philip Prins, Dominic P. D'Agostino, Jeff S. Volek, Alex Buga, and Jeffrey D. Buxton.

Their research has been published repeatedly in key venues such as Frontiers in Nutrition, International Journal of Sports Physiology and Performance, Medicine & Science in Sports & Exercise, Nutrients, and Frontiers in Physiology.

Best Publications

  • Physiological models to understand exercise fatigue and the adaptations that predict or enhance athletic performance

    T. D. Noakes

  • Lore of Running

    Timothy D. Noakes

  • From catastrophe to complexity: a novel model of integrative central neural regulation of effort and fatigue during exercise in humans: summary and conclusions

    Timothy David Noakes;A. St Clair Gibson;E. V. Lambert

  • Evidence for complex system integration and dynamic neural regulation of skeletal muscle recruitment during exercise in humans

    A St Clair Gibson;T D Noakes

  • Peak power output predicts maximal oxygen uptake and performance time in trained cyclists.

    John A. Hawley;Timothy D. Noakes

  • Low bone density is an etiologic factor for stress fractures in athletes.

    Kathryn H. Myburgh;Janice Hutchins;Abdul B. Fataar;Stephen F. Hough

  • Peak treadmill running velocity during the VO2 max test predicts running performance.

    T.D. Noakes;K.H. Myburgh;R. Schall

  • The role of information processing between the brain and peripheral physiological systems in pacing and perception of effort.

    Alan Clair St Gibson;Estelle V. Lambert;Laurie H. G. Rauch;Ross Tucker

  • Implications of exercise testing for prediction of athletic performance: a contemporary perspective.

    Timothy D. Noakes

  • Fatigue is a Brain-Derived Emotion that Regulates the Exercise Behavior to Ensure the Protection of Whole Body Homeostasis.

    Timothy David Oms Noakes

  • Hypothalamic dysfunction in overtrained athletes.

    Jeffrey L. Barron;Timothy D. Noakes;Wendy Levy;Colleen Smith

  • Complex systems model of fatigue: integrative homoeostatic control of peripheral physiological systems during exercise in humans

    E V Lambert;A St Clair Gibson;T D Noakes

  • Impaired exercise performance in the heat is associated with an anticipatory reduction in skeletal muscle recruitment.

    Ross Tucker;Laurie Rauch;Yolande X.R. Harley;Timothy D. Noakes

  • A fivefold reduction in the incidence of recurrent ankle sprains in soccer players using the Sport-Stirrup orthosis.

    Iqbal Surve;Martin P. Schwellnus;Tim Noakes;Carl Lombard

  • Vitamin C supplementation reduces the incidence of postrace symptoms of upper-respiratory-tract infection in ultramarathon runners

    Edith M Peters;Jeanette M Goetzsche;Brian Grobbelaar;Timothy D Noakes

  • Water intoxication: a possible complication during endurance exercise

    Timothy D. Noakes;Neil Goodwin;Brian L. Rayner;Trevor Branken

  • The rate of heat storage mediates an anticipatory reduction in exercise intensity during cycling at a fixed rating of perceived exertion

    Ross Tucker;Trevor Marle;Estelle V. Lambert;Timothy D. Noakes

  • Skeletal muscle buffering capacity and endurance performance after high-intensity interval training by well-trained cyclists

    Adèle R. Weston;K. H. Myburgh;F. H. Lindsay;Steven C. Dennis

  • Prediction of energy expenditure from heart rate monitoring during submaximal exercise

    LR Keytel;JH Goedecke;TD Noakes;H Hiiloskorpi

  • Three independent biological mechanisms cause exercise-associated hyponatremia: Evidence from 2,135 weighed competitive athletic performances

    T. D. Noakes;K. Sharwood;D. Speedy;T. Hew

Frequent Co-Authors

Estelle V. Lambert
Estelle V. Lambert University of Cape Town
John A. Hawley
John A. Hawley Australian Catholic University
Joseph G. Verbalis
Joseph G. Verbalis Georgetown University Medical Center
Louise M. Burke
Louise M. Burke Australian Catholic University
Keith George
Keith George Liverpool John Moores University
Carl Lombard
Carl Lombard Stellenbosch University
Roger G. Eston
Roger G. Eston University of South Australia
Asker E. Jeukendrup
Asker E. Jeukendrup Loughborough University
Lionel H. Opie
Lionel H. Opie University of Cape Town
Mark O'Malley
Mark O'Malley Imperial College London

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