What is the global prevalence of smoking?

Updated: Jun 05, 2020
  • Author: Winston W Tan, MD, FACP; Chief Editor: Nagla Abdel Karim, MD, PhD  more...
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Answer

Smoking prevalence in the United States has gradually declined over last 4 decades. In 2012, there were an estimated 42.1 million active smokers in the United States. Overall smoking prevalence declined from 20.9% in 2005 to 18.1% in 2012. [15] Worldwide, the incidence of smoking in developing countries is on the rise, with almost 320 million smokers in China alone.


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