Continuous Update Project logoLATEST RESEARCH
The Prevention of Breast Cancer

Key Findings

  • Adult weight gain and excess body fat increase risk for post-menopausal breast cancer.
  • Alcoholic drinks increase the risk of post- and pre-menopausal breast cancers.
  • Regular vigorous physical activity reduces the risk of both post- and pre-menopausal breast cancers.
  • Moderate physical activity reduces the risk of post-menopausal breast cancer.
  • Breastfeeding reduces the risk of both post- and pre-menopausal breast cancers.
  • For pre-menopausal breast cancers, body fatness was found to decrease risk. 

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Food, Nutrition, Physical Activity,
And Cancer of The Breast (Postmenopause)

STRENGTH OF CURRENT EVIDENCE DECREASES
RISK
INCREASES
RISK
CONVINCING
Effect on Risk:
 

Body fatness
Alcoholic Drinks
Adult weight gain
Adult attained height

PROBABLE
Effect on Risk:

Physical activity
Lactation
Body fatness as young adult

 
Source: AICR/WCRF Diet, nutrition, physical activity and breast cancer, 2017

PREVENTABILITY

AICR estimates that a third of US breast cancers could be prevented by being active, not drinking alcohol and staying a healthy weight.

Breast Cancer Map and Pie Chart

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