How to do a breast examination
Jennifer Rusby, a breast surgeon from The Royal Marsden, shows how women should check themselves for breast cancer, with volunteer Jo Edwards.
According to the charity Cancer Research UK, around 55,000 women in the UK will be diagnosed with breast cancer each year.
Watch the BBC's Victoria Derbyshire programme on weekdays between 09:00 and 11:00 on BBC Two and the BBC News Channel in the UK.