World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
85
Citations
24414
World Ranking
14685
National Ranking
7428

Alan R. Hargens 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 Alan R. Hargens 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: 527 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

Alan R. Hargens 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 Alan R. Hargens 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: 85 D-Index — 29th percentile

29% 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

  • 2017 - NASA Distinguished Public Service Medal

Overview

Alan R. Hargens is affiliated with the University of California, San Diego, United States. Their research predominantly spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with a significant focus on Physiology and Genetics as subfields of study. Additional areas of interest include Pulmonary and Respiratory Medicine, Aerospace Engineering, and Neurology.

Their scientific work centers on several key topics:

  • Spaceflight effects on biology
  • High Altitude and Hypoxia
  • Cardiovascular and Diving-Related Complications
  • Space Exploration and Technology
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Optical Imaging and Spectroscopy Techniques
  • Musculoskeletal pain and rehabilitation

Alan R. Hargens has contributed extensively to peer-reviewed journals. Frequent publication venues include:

  • Journal of Applied Physiology
  • Frontiers in Physiology
  • JAMA Ophthalmology
  • The FASEB Journal
  • Life

Selected recent papers by the researcher illustrate a focus on physiological responses and adaptations related to spaceflight and fluid dynamics:

  • Ground-Based Analogs for Human Spaceflight, 2020, Frontiers in Physiology
  • Intraocular pressure and choroidal thickness respond differently to lower body negative pressure during spaceflight, 2021, Journal of Applied Physiology
  • Mechanical countermeasures to headward fluid shifts, 2021, Journal of Applied Physiology
  • Changes in Optic Nerve Head and Retinal Morphology During Spaceflight and Acute Fluid Shift Reversal, 2022, JAMA Ophthalmology
  • Changes in the Optic Nerve Head and Choroid Over 1 Year of Spaceflight, 2021, JAMA Ophthalmology

Frequent collaborators include Brandon R. Macias, Steven S. Laurie, Michael B. Stenger, Stuart M. C. Lee, and Scott A. Dulchavsky, with whom Alan R. Hargens has published multiple works.

Their research contributions have been recognized with awards such as the NASA Distinguished Public Service Medal awarded in 2017.

Best Publications

  • The NASA Twins Study: A multidimensional analysis of a year-long human spaceflight.

    Francine E. Garrett-Bakelman;Francine E. Garrett-Bakelman;Manjula Darshi;Stefan J. Green;Ruben C. Gur

  • The carpal tunnel syndrome. A study of carpal canal pressures.

    Richard Gelberman;P. T. Hergenroeder;A. R. Hargens;G. N. Lundborg

  • Acute compartment syndromes: diagnosis and treatment with the aid of the wick catheter.

    S J Mubarak;C A Owen;A R Hargens;L P Garetto

  • Modified criteria for the objective diagnosis of chronic compartment syndrome of the leg

    Robert A. Pedowitz;Alan R. Hargens;Scott J. Mubarak;David H. Gershuni

  • The wick catheter technique for measurement of intramuscular pressure. A new research and clinical tool.

    SJ Mubarak;AR Hargens;CA Owen;LP Garetto

  • Intramuscular fluid pressure during isometric contraction of human skeletal muscle.

    O. M. Sejersted;A. R. Hargens;K. R. Kardel;P. Blom

  • Median nerve compression in the carpal tunnel--functional response to experimentally induced controlled pressure.

    Goran Lundborg;Richard H. Gelberman;Martha Minteer-Convery;Yu Fon Lee

  • The Cardiovascular System in Microgravity

    Donald E. Watenpaugh;Alan R. Hargens

  • Long-duration bed rest as an analog to microgravity

    Alan R. Hargens;Laurence Vico

  • Acute Compartment Syndromes

    Scott J. Mubarak;Alan R. Hargens

  • The Medial Tibial Stress Syndrome A Cause of Shin Splints

    Scott J. Mubarak;Robert N. Gould;Yu Fon Lee;Donald A. Schmidt

  • Negative Pressure in the Interstitial Fluid of Animals

    P. F. Scholander;Alan R. Hargens;Stanley L. Miller

  • Muscle soreness and intramuscular fluid pressure: comparison between eccentric and concentric load.

    J. Friden;P. N. Sfakianos;A. R. Hargens

  • Cardiovascular adaptations, fluid shifts, and countermeasures related to space flight.

    Alan R. Hargens;Sara Richardson

  • Spaceflight-Induced Intracranial Hypertension and Visual Impairment: Pathophysiology and Countermeasures.

    Li-Fan Zhang;Li-Fan Zhang;Alan R. Hargens;Alan R. Hargens

  • Peripheral nerve-conduction block by high muscle-compartment pressure.

    A R Hargens;J S Romine;J C Sipe;K L Evans

  • Tissue Pressure Threshold for Peripheral Nerve Viability

    Richard H. Gelberman;Robert M. Szabo;Richard V. Williamson;Alan R. Hargens

  • Quantitation of skeletal-muscle necrosis in a model compartment syndrome.

    A R Hargens;D A Schmidt;K L Evans;M R Gonsalves

  • Cardiac atrophy in women following bed rest

    Todd Andrew Dorfman;Benjamin D. Levine;Tommy Tillery;Ronald M. Peshock

  • Fluid balance within the canine anterolateral compartment and its relationship to compartment syndromes.

    A R Hargens;W H Akeson;S J Mubarak;C A Owen

Frequent Co-Authors

Wayne H. Akeson
Wayne H. Akeson University of California, San Diego
Steven R. Garfin
Steven R. Garfin University of California, San Diego
Richard L. Lieber
Richard L. Lieber Northwestern University
Jeffrey C. Lotz
Jeffrey C. Lotz University of California, San Francisco
Richard L. Hughson
Richard L. Hughson University of Waterloo
Harvey B. Lillywhite
Harvey B. Lillywhite University of Florida
Richard H. Gelberman
Richard H. Gelberman Washington University in St. Louis
Benjamin D. Levine
Benjamin D. Levine The University of Texas Southwestern Medical Center
Kumar Sharma
Kumar Sharma The University of Texas Health Science Center at San Antonio
Robert R. Myers
Robert R. Myers University of California, San Diego

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