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University · Sofia · Bulgaria

National Sports Academy Vassil Levski

In research, National Sports Academy Vassil Levski stands highest in Health Sciences (#11,448 of 11,982 worldwide), Medicine (#10,303 of 10,443 worldwide) and Health Professions (#1,909 of 1,928 worldwide), 2022–2025. Relative to its size it is most specialised in Physical Therapy, Sports Therapy and Rehabilitation, Orthopedics and Sports Medicine and Health Professions — Physical Therapy, Sports Therapy and Rehabilitation is 103.7× its share of world research.

nsa.bgROR OpenAlex
World rank, 2022–2025
#26,791
of 28,054 · #41,254 all time
Rank in Bulgaria
#88
of 92
Research works
667
▲ 395% vs 2013–17
Citations
1.3k
2.0 per fractional work
Top-10% rate
1.4%
record average 16.5%
Open access
80%
world 28%

What is National Sports Academy Vassil Levski known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #11,448 of 11,982 1.7%157 #19749
MedicineField #10,303 of 10,443 2.3%87 #17758
Health ProfessionsField #1,909 of 1,928 0.8%69 #3760
Social SciencesDomain #10,446 of 10,521 1.0%109 #16786

Each strip is that field’s whole ranked pool, with the notch where National Sports Academy Vassil Levski sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Health Sciences#19,749 #11,448
  2. Medicine#17,758 #10,303
  3. Health Professions#3,760 #1,909
  4. Social Sciences#16,786 #10,446
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does National Sports Academy Vassil Levski specialise in?

Where its research is concentrated relative to its size: Physical Therapy, Sports Therapy and Rehabilitation takes 103.7× the share of its output that it takes of world research.

  1. Physical Therapy, Sports Therapy and RehabilitationSubfield · 57.3 works104×
  2. Orthopedics and Sports MedicineSubfield · 35.6 works46×
  3. Health ProfessionsField · 69.5 works8.7×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.10× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.65× its world share, 10 worksBiochemistry, Geneti…Neuroscience: 0.41× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.28× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.04× its world share, 0 worksChemistryComputer Science: 0.40× its world share, 9 worksComputer ScienceEarth and Planetary Sciences: 0.03× its world share, 0 worksEarth and Planetary …Energy: 0.03× its world share, 0 worksEnergyEngineering: 0.23× its world share, 10 worksEngineeringEnvironmental Science: 0.11× its world share, 2 worksEnvironmental ScienceMathematics: 0.09× its world share, 0 worksMathematicsPhysics and Astronomy: 0.07× its world share, 0 worksPhysics and AstronomyHealth Professions: 8.71× its world share, 70 worksHealth ProfessionsMedicine: 1.49× its world share, 87 worksMedicineNursing: 0.10× its world share, 0 worksNursingArts and Humanities: 1.04× its world share, 9 worksArts and HumanitiesBusiness, Management and Accounting: 0.51× its world share, 5 worksBusiness, Management…Decision Sciences: 0.34× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 1.19× its world share, 8 worksEconomics, Econometr…Psychology: 3.86× its world share, 36 worksPsychologySocial Sciences: 1.33× its world share, 51 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 8.7×. Every wedge is a field page.

Who are the top researchers at National Sports Academy Vassil Levski?

Ranked on the composite score, María Grazia Pirina lead among researchers whose main affiliation is National Sports Academy Vassil Levski.

  1. 1 María Grazia Pirina Bulgaria · #745,594 worldwide 1 citations · 16 works
All ranked researchers at National Sports Academy Vassil Levski

Which keywords describe research at National Sports Academy Vassil Levski?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Physical Education, Athletic Training, Physical Activity, Health Promotion, Mental Health, Biomechanical Analysis, Motor Skills Development and Sports Science.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Physical Education42▲ 112×4 topics
  2. Athletic Training41▲ 146×2 topics
  3. Physical Activity40▲ 27×9 topics
  4. Health Promotion38▲ 39×6 topics
  5. Mental Health38▲ 8.5×11 topics
  6. Biomechanical Analysis32▲ 167×2 topics
  7. Motor Skills Development32▲ 114×1 topic
  8. Sports Science32▲ 430×1 topic
  9. High-Intensity Interval Training28▲ 87×2 topics
  10. Resistance Training25▲ 90×2 topics
  11. Sport Psychology25▲ 85×2 topics
  12. Performance Analysis24▲ 37×1 topic
  13. Training Load24▲ 125×1 topic
  14. Motor Control21▲ 57×2 topics
  15. Motor Learning21▲ 93×1 topic
  16. Sport Performance21▲ 93×1 topic
  17. Risk Factors18▲ 5.3×5 topics
  18. Epidemiology17▲ 1.38×13 topics
  19. Identity14▲ 6.2×4 topics
  20. Social Media13▲ 3.0×3 topics
  21. Gender13▲ 7.9×2 topics
  22. Injury Prevention13▲ 35×3 topics
  23. Fan Culture13▲ 158×1 topic
  24. Sport13▲ 106×1 topic
  25. Biomechanics12▲ 13×5 topics
  26. Cognitive Development11▲ 28×2 topics
  27. Developmental Coordination Disorder10▲ 96×1 topic
  28. Motor Skill Competence10▲ 96×1 topic
  29. Prevention10▲ 8.1×4 topics
  30. Gymnastics10▲ 146×2 topics
  31. Muscle Injuries9▲ 46×1 topic
  32. Sports Injury9▲ 46×1 topic
  33. Well-being9▲ 7.8×5 topics
  34. Mega Events8▲ 75×1 topic
  35. Sport Tourism8▲ 75×1 topic
  36. Trauma7▲ 11×2 topics
  37. Injuries7▲ 70×2 topics
  38. Physical Training7▲ 226×1 topic
  39. Research7▲ 18×1 topic
  40. Intrinsic Motivation6▲ 18×2 topics

Which research topics does National Sports Academy Vassil Levski publish most on?

By volume in 2022–2025: Physical Education and Training Studies, Sports Performance and Training, Sports and Physical Education Research and Sports, Gender, and Society.

Physical Education and T…32Physical Education and Training Studies: 32 fractional worksSports Performance and Training: 24 fractional worksSports and Physical Education Research: 21 fractional worksSports, Gender, and Society: 13 fractional worksChildren's Physical and Motor Development: 10 fractional worksSports injuries and prev…9Sports injuries and prevention: 9 fractional worksSport and Mega-Event Impacts: 8 fractional worksSports Science and Education: 7 fractional worksWinter Sports Injuries and Performance: 6 fractional worksMotivation and Self-Concept in Sports: 6 fractional works
Physical Therapy, Sports Therapy and RehabilitationOrthopedics and Sports MedicineGender StudiesDevelopmental and Educational Psychology4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Physical Education and Training Studies Physical Therapy, Sports Therapy and Rehabilitation 32 works
  2. 2 Sports Performance and Training Orthopedics and Sports Medicine 24 works
  3. 3 Sports and Physical Education Research Physical Therapy, Sports Therapy and Rehabilitation 21 works
  4. 4 Sports, Gender, and Society Gender Studies 13 works
  5. 5 Children's Physical and Motor Development Developmental and Educational Psychology 10 works
  6. 6 Sports injuries and prevention Orthopedics and Sports Medicine 9 works
  7. 7 Sport and Mega-Event Impacts Sociology and Political Science 8 works
  8. 8 Sports Science and Education History and Philosophy of Science 7 works
  9. 9 Winter Sports Injuries and Performance Pulmonary and Respiratory Medicine 6 works
  10. 10 Motivation and Self-Concept in Sports Social Psychology 6 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available79.6%not open20.4%

World: 28% of research is openly available.

with international co-authors6.3%domestic only93.7%

World: 19% is written across borders.

How has National Sports Academy Vassil Levski's research output changed?

Output in 2018–2022 was 395% higher than in 2013–2017.

200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Sofia

All research institutions in Sofia

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.