The Claim

Obesity is associated with an increased risk of at least 13 types of cancer, including endometrial, postmenopausal breast, colorectal, liver, and pancreatic cancers, with a clear dose-response relationship observed for endometrial and postmenopausal breast cancer.

Source: Physical activity, sedentary behaviour, diet, and cancer: an update and emerging new evidence

What the research says

Roughly balanced

Support and challenge are close. The picture may shift as more studies come in.

Supports
2score
Challenges
0score

These are independent scores, not a percentage. Higher-grade studies count more, so a single strong opposing study can outweigh several weaker ones.

Correlation
1 study reviewed
In plain English

People with obesity have a higher likelihood of developing several types of cancer, including endometrial, postmenopausal breast, colorectal, liver, and pancreatic cancers, and the risk increases with higher levels of body weight for endometrial and postmenopausal breast cancer.

See the scientific wording

Obesity is associated with an increased risk of at least 13 types of cancer, including endometrial, postmenopausal breast, colorectal, liver, and pancreatic cancers, with a clear dose-response relationship observed for endometrial and postmenopausal breast cancer.

What the research says

1 study
  1. Study: Physical activity, sedentary behaviour, diet, and cancer: an update and emerging new evidence

    This study says being overweight or obese makes it more likely to get certain cancers, especially breast and womb cancer, and the more weight you have, the higher the risk — which matches what the claim says.

Score breakdown, mechanism chain, raw evidence, ideal studies needed & 1 supporting studies

Fit Body Science verdict — we translate health claims into clear verdicts backed by peer-reviewed research.

Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.