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HMS, HAG 2017 HSC 20 MC

Which group is most at risk of developing breast cancer?

  1. Women who take the contraceptive pill and exercise regularly
  2. Women over the age of 50 with high levels of circulating oestrogen
  3. Women who have given birth to multiple children and breastfed them
  4. Women with early onset menopause and using hormone replacement therapies
Show Answers Only

\(B\)

Show Worked Solution

  • B is correct: Age over 50 and high oestrogen levels are major breast cancer risk factors.

Other Options:

  • A is incorrect: Regular exercise is protective against breast cancer, reducing risk.
  • C is incorrect: Multiple births and breastfeeding are protective factors against breast cancer.
  • D is incorrect: Early menopause reduces lifetime oestrogen exposure, lowering breast cancer risk.