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Topic · Health, Toxicology and Mutagenesis

Health, Environment, Cognitive Aging

Health, Environment, Cognitive Aging is a research topic within Health, Toxicology and Mutagenesis. Science Explorer counts 23k research works in it since 1950. 16.1% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the concept of the exposome, which encompasses the totality of environmental exposures throughout a person's life, including external and internal factors, and their biological responses. The papers cover topics such as environmental epidemiology, omics-based biomarkers, cohort studies, and the impact of environmental factors on health and disease risks.

  • Exposome
  • Environmental Exposure
  • Epidemiology
  • Health
  • Omics
  • Biomarkers
  • Cohort Study
  • Public Health
  • Genetics
  • Disease Risk
Research works
23k
fractional, since 1950
In the world top 10%
3.7k
per year above
Top-10% rate
16.1%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+66%
the tick is no change

Which countries lead Health, Environment, Cognitive Aging research?

By volume, the United States and China publish the most (2.6k and 925 works in 2022–2025).

By volume, 2022–2025

  1. 1 United States 2.6k works
  2. 2 China 925 works
  3. 3 United Kingdom 549 works
  4. 4 Canada 246 works
  5. 5 France 219 works
  6. 6 Germany 208 works
  7. 7 Italy 205 works
  8. 8 India 181 works
  9. 9 Netherlands 168 works
  10. 10 Australia 159 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 47.2%China: 17.1%United Kingdom: 10.2%Canada: 4.6%6 others listed: 21.1%47%largest
United States2,552 · 47.2%China925 · 17.1%United Kingdom549 · 10.2%Canada246 · 4.6%6 others listed1,139 · 21.1%

Shares of the rows listed above, not of the whole node.

Which institutions lead Health, Environment, Cognitive Aging research?

By volume in 2022–2025, University of North Carolina at Chapel Hill publishes the most Health, Environment, Cognitive Aging research, followed by Harvard University and Johns Hopkins University.

By volume, 2022–2025

  1. 1 University of North Carolina at Chapel HillUnited States 84 works
  2. 2 Harvard UniversityUnited States 64 works
  3. 3 Johns Hopkins UniversityUnited States 46 works
  4. 4 University of Southern CaliforniaUnited States 39 works
  5. 5 University College LondonUnited Kingdom 39 works
  6. 6 Columbia UniversityUnited States 36 works
  7. 7 University of MichiganUnited States 35 works
  8. 8 Icahn School of Medicine at Mount SinaiUnited States 34 works
  9. 9 Emory UniversityUnited States 34 works
  10. 10 Peking UniversityChina 34 works

Who are the leading researchers in Health, Environment, Cognitive Aging?

The most-cited researchers publishing on Health, Environment, Cognitive Aging include John P. A. Ioannidis, Dan J. Stein and Mika Kivimäki.

  1. 1 John P. A. Ioannidis United States 8k citations
  2. 2 Dan J. Stein South Africa 7.7k citations
  3. 3 Mika Kivimäki United Kingdom 6.7k citations
  4. 4 Josep María Haro Spain 6.4k citations
  5. 5 Emelia J. Benjamin United States 6k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Health, Environment, Cognitive Aging research done?

The largest centres of Health, Environment, Cognitive Aging research in 2022–2025 are Beijing (China), London (United Kingdom), New York (United States) and Boston (United States). Among places with at least 20 works in it, it is an unusually large share of all research in Chapel Hill, Bethesda and Bristol.

Largest cities, 2022–2025

  1. 1 Beijing China 194 works
  2. 2 London United Kingdom 191 works
  3. 3 New York United States 147 works
  4. 4 Boston United States 105 works
  5. 5 Chapel Hill United States 87 works
  6. 6 Paris France 85 works
  7. 7 Baltimore United States 85 works
  8. 8 Cambridge United States 81 works
  9. 9 Shanghai China 78 works
  10. 10 Los Angeles United States 72 works

Where it is the local speciality

  1. Chapel HillUS · 87.4 works7.3×
  2. BethesdaUS · 59.4 works7.1×
  3. BristolGB · 39.6 works6.4×
  4. DurhamUS · 50.2 works6.1×
  5. BaltimoreUS · 85.2 works5.2×
  6. St LouisUS · 39.9 works5.1×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Health, Environment, Cognitive Aging than the world average.

See Health, Environment, Cognitive Aging on the map

Where is the best place to study Health, Environment, Cognitive Aging?

Among universities, judged by research, Harvard University, Icahn School of Medicine at Mount Sinai and University of Southern California score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%10%20%mean 16.44%fractional works in this node (log) →share in the world top 10% →Harvard University: 64, 22.1%Icahn School of Medicine at Mount Sinai: 34, 16.0%University of Southern California: 39, 19.8%University of North Carolina at Chapel Hill: 84, 4.0%Karolinska Institutet: 28, 15.0%University of Bristol: 30, 18.0%University College London: 39, 20.6%King's College London: 30, 17.0%Johns Hopkins University: 46, 13.9%Columbia University: 36, 18.0%Harvard UniversityUniversity of Southe…Icahn School of Medi…University of North …
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 Harvard UniversityUnited States 65.722.1%7.6×64 +103.1%
2 Icahn School of Medicine at Mount SinaiUnited States 65.516.0%10.6×34 +181.6%
3 University of Southern CaliforniaUnited States 61.619.8%7.9×39 +158.3%
4 University of North Carolina at Chapel HillUnited States 57.04.0%7.3×84 +205.6%
5 Karolinska InstitutetSweden 54.115.0%9.4×28 -7.6%
6 University of BristolUnited Kingdom 53.718.0%8.4×30 +36.6%
7 University College LondonUnited Kingdom 53.520.6%4.2×39 +123.6%
8 King's College LondonUnited Kingdom 53.117.0%6.0×30 +127.6%
9 Johns Hopkins UniversityUnited States 52.413.9%6.3×46 +107.7%
10 Columbia UniversityUnited States 50.618.0%6.6×36 +56.3%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Health, Environment, Cognitive Aging research growing?

Output in 2018–2022 was 66% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Health, Environment, Cognitive Aging.

19801990200020102020
grewheldshrank

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

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.