Early Smoking Increases Risk of Breast Cancer

The Nurses’s Health Study has provided 3 million person years of follow-up data which has revealed that women who smoke more than 25 cigarettes per day for more than 35 years and began smoking before age 18 had a 25% increased risk of breast cancer compared to those who never smoked.

PositiveTip: The best advice is, never start smoking. For smokers there is never a better time to quit than now!