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Topic · Oncology

Cancer Risks and Factors

Cancer Risks and Factors is a research topic within Oncology. Science Explorer counts 28k research works in it since 1950. 17.6% of them reached the world's top 10% most cited for their field and year.

This cluster of papers explores the relationship between obesity, adiposity, and body mass index with cancer risk, prognosis, and treatment outcomes. It covers various aspects such as breast cancer, pregnancy-associated breast cancer, metabolic syndrome, hormonal influences, chemotherapy effects, and survival rates in relation to obesity.

  • Obesity
  • Cancer
  • Body Mass Index
  • Breast Cancer
  • Pregnancy
  • Adiposity
  • Metabolic Syndrome
  • Chemotherapy
  • Hormones
  • Survival
Research works
28k
fractional, since 1950
In the world top 10%
4.9k
per year above
Top-10% rate
17.6%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+13%
the tick is no change

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Cancer Risks and Factors research?

By volume, the United States and China publish the most (1.2k and 625 works in 2022–2025).

By volume, 2022–2025

  1. 1 United States 1.2k works
  2. 2 China 625 works
  3. 3 Brazil 236 works
  4. 4 India 219 works
  5. 5 United Kingdom 177 works
  6. 6 Italy 163 works
  7. 7 South Korea 133 works
  8. 8 Iran 122 works
  9. 9 Japan 116 works
  10. 10 France 115 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: 39.0%China: 20.0%Brazil: 7.6%India: 7.0%6 others listed: 26.5%39%largest
United States1,216 · 39.0%China625 · 20.0%Brazil236 · 7.6%India219 · 7.0%6 others listed827 · 26.5%

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

Which institutions lead Cancer Risks and Factors research?

By volume in 2022–2025, University of North Carolina at Chapel Hill publishes the most Cancer Risks and Factors research, followed by The University of Texas MD Anderson Cancer Center and Harvard University.

Who are the leading researchers in Cancer Risks and Factors?

The most-cited researchers publishing on Cancer Risks and Factors include Walter C. Willett, Elisabete Weiderpass and Hermann Brenner.

  1. 1 Walter C. Willett United States 6.8k citations
  2. 2 Elisabete Weiderpass France 6k citations
  3. 3 Hermann Brenner Germany 5.8k citations
  4. 4 Ahmedin Jemal United States 4.9k citations
  5. 5 George Davey Smith United Kingdom 4.9k citations
  6. 6 Charles M. Perou United States 4.2k citations
  7. 7 JoAnn E. Manson United States 4k citations

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

Where is Cancer Risks and Factors research done?

The largest centres of Cancer Risks and Factors research in 2022–2025 are Beijing (China), Seoul (South Korea), New York (United States) and Tehran (Iran). Among places with at least 20 works in it, it is an unusually large share of all research in Chapel Hill.

Largest cities, 2022–2025

  1. 1 Beijing China 95 works
  2. 2 Seoul South Korea 81 works
  3. 3 New York United States 63 works
  4. 4 Tehran Iran 56 works
  5. 5 Boston United States 56 works
  6. 6 São Paulo Brazil 53 works
  7. 7 London United Kingdom 49 works
  8. 8 Chapel Hill United States 47 works
  9. 9 Shanghai China 42 works
  10. 10 Moscow Russia 40 works

Where it is the local speciality

  1. Chapel HillUS · 47.2 works5.6×
← less than its size predictsmore →

Location quotient: how much more of its research is in Cancer Risks and Factors than the world average.

See Cancer Risks and Factors on the map

Where is the best place to study Cancer Risks and Factors?

Among universities, judged by research, Chinese Academy of Medical Sciences & Peking Union Medical College, Karolinska Institutet and University of North Carolina at Chapel Hill 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%20%40%mean 21.22%fractional works in this node (log) →share in the world top 10% →Chinese Academy of Medical Sciences & Peking Union Medical College: 20, 38.0%Karolinska Institutet: 15, 21.1%University of North Carolina at Chapel Hill: 46, 4.6%Harvard University: 21, 24.2%Tehran University of Medical Sciences: 14, 17.1%Shahid Beheshti University of Medical Sciences: 10, 9.8%Emory University: 11, 18.8%Washington University in St. Louis: 11, 24.2%University of Oxford: 8, 29.4%Capital Medical University: 11, 25.0%Chinese Academy of M…Harvard UniversityKarolinska InstitutetUniversity 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 Chinese Academy of Medical Sciences & Peking Union Medical CollegeChina 66.438.0%4.5×20 +165.4%
2 Karolinska InstitutetSweden 52.721.1%7.0×15 +23.2%
3 University of North Carolina at Chapel HillUnited States 45.44.6%5.7×46 +114.8%
4 Harvard UniversityUnited States 44.924.2%3.6×21 +9.5%
5 Tehran University of Medical SciencesIran 38.717.1%6.2×14 +24.8%
6 Shahid Beheshti University of Medical SciencesIran 36.09.8%6.0×10 +131.4%
7 Emory UniversityUnited States 35.918.8%3.3×11 +119.9%
8 Washington University in St. LouisUnited States 35.224.2%3.3×11 +41.7%
9 University of OxfordUnited Kingdom 33.529.4%1.4×8 +11.1%
10 Capital Medical UniversityChina 32.725.0%4.0×11 -9.1%

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 Cancer Risks and Factors research growing?

Output in 2018–2022 was 13% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Cancer Risks and Factors.

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.