Native American Cancer Research - Breast Cancer Risk Factors

Breast Cancer:
Risk & Health Factors

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You are a Woman You are a Man
Risk Factors
Health Factors

You are getting older
less than 50
50 - 64
65 and older
Having a BRCA1 or BRCA2 gene mutation
Having 1st-degree relatives (mother, sister or child) with breast cancer
Only 1 1st degree relative with breast cancer
2 or more 1st degree relatives with breast cancer
Having had breast cancer previously
Have had radiation to your breasts as a child or young adult (may have been for treatment for another cancer such as Hodgkin's Disease)
Going through menopause after age 54
Starting your period before age 12
Never having had a child
Having 1st child after the age of 30
Recent or long term (less than 10 years) use of hormone therapy (for menopausal symptoms)
Lack of physical exercise
Alcohol intake
High dietary fat intake

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This page was created and is maintained by Rick Clark · · Last update: Thursday, 30 January 2020 ©2016 NACR

The "Breast Cancer Risk Factors" pages
were supported by the Avon Foundation