Smoking Can Increase Risk Of Breast Cancer By Over A Third

Smoking is known to increase the risk of 14 different types of cancer and is responsible for 30% of cancer deaths according to the American Cancer Society. Breast cancer looks set to become the 15th type to be added to the list after a major study published this week in Breast Cancer Research showed that smoking increases a woman’s risk of developing breast cancer by up to 35%.

The Generations Study collected data from the women for an average of 7 years by sending them questionnaires about their smoking history, alcohol intake and other lifestyle choices to find out more about the causes of breast cancer. The study conducted by researchers from the Institute for Cancer Research in London, UK analyzed data from 1,815 of the participants who developed invasive breast cancer, allowing a comparison between women who smoked or had ever smoked and those who had never smoked.

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Written by Victoria Forster for forbes.com

(AP Photo/Roberto Pfeil)