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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. 

Links

Infographic | The Report | CUP Papers | Stay Updated

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

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

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

Adult attained height

PROBABLE
Effect on Risk:

Vigorous physical activity
Lactation

Alcoholic drinks
Greater birthweight
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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