Directly from South Korea: Reduced Cancer Risk Seen After 10 Years Since Quitting Smoking

Sustained smoking cessation is associated with reduced cancer risk after 10 years since smoking cessation, according to a study published online Feb. 6 in JAMA Network Open.

Eunjung Park, Ph.D., from the National Cancer Center Graduate School of Cancer Science and Policy in Goyang, South Korea, and colleagues examined the time course of cancer risk according to the time elapsed since smoking cessation in a retrospective cohort study involving 2,974,820 Korean participants aged 30 years and older.

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