Obesity causes cancer?

Higher BMI associated with lower risk of breast cancer before menopause

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Higher BMI is associated with a lower risk of breast cancer before the menopause

Breast cancer cells stained for DNA (red), NFkB (green), and a reactive oxygen species probe (blue). Julia Sero / the ICR, 2011

Having a higher body mass index (BMI) at a younger age is associated with a decreased risk of developing breast cancer before the menopause, major new research funded by Breast Cancer Now and other collaborators has found.

In the largest global study into the relationship between weight and premenopausal breast cancer to date, scientists from The Institute of Cancer Research, London, the University of North Carolina, the US National Institute of Environmental Health Sciences and international collaborators, discovered that increasing premenopausal BMI was linked with a lower risk of the disease and at a greater magnitude than previously suggested.

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