Cancer causes are 'complex and not fully known'
The causes of cancer are complex and not fully known.However, we do know that having a family history of breast, ovarian or a related cancer can significantly increase the risk of developing breast cancer - including developing the cancer at a younger age.
– Professor Mark Baker, director of the Centre for Clinical Practice at NiceIt is also more likely that people with family members affected by cancer who then develop breast cancer themselves could develop a separate tumour in the other breast following initial treatment.
This is why it's wise for any person with a family history of cancer to receive appropriate investigations and screening that would otherwise be unnecessary if a family history did not exist.This guideline was last updated in 2006. Since then there has been new evidence published and new advances made in a number of clinical areas
More top news
Unsettled with rain, scattered showers and sunny spells
It is looking fairly unsettled on Friday with showers merging together in the west.
The humble builder's son who became a WW1 pilot hero
He was the humble son of a builder but Harold Satchell became a First World War pilot hero.
Giraffe killed after hitting head on bridge
A giraffe has died after hitting its head while being transported in South Africa