IMAGES PROVIDED BY:
2) Andreas Koschate/F1 Online/Jan Stromme/Photographer's Choice
3) Donn Thompson
4) Gustavo Andrade/Tips Italia/Purestock
5) Tanya Constantine/Blend Images
6) Kelly West Mars/Flickr
7) Gerard Brown/Dorling Kindersley
8) Peter Dazeley/Photographer's Choice
10) Benelux Benelux/Cusp
12) Andrew Paterson/Photographer's Choice
13) Michael Hitoshi/Digital Vision
15) Brian Stablyk/Riser
American Cancer Society.
Blair S. Active Living Every Day, Human Kinetics, 2001.
Department of Health and Human Services, Agency for Healthcare Research and Quality.
National Cancer Institute.
National Institute Diabetes and Digestive and Kidney Diseases.
QuitNow Canada web site.
Scott McIntosh, PhD, director, Greater Rochester Area Tobacco Cessation Center; associate professor, community and preventive Medicine, University of Rochester.Smoking Cessation Leadership Center, University of California at San Francisco.
Reviewed by Neha Pathak, MD on April 10, 2018
This tool does not provide medical advice. See additional information.
THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.