1. How many people have gotten lung cancer from second hand smoke in the united states in the past year?
3,000 people ach year die from second hand smoke.
http://www.answerbag.com/q_view/53300
2. Is there actual evidence that second hand smoke causes cancer? Please give sources.
Yes, second hand smoke has been shown to cause cancer.
www.cancer.gov/cancertopics/factsheet/Tobacco/ETS
www.epa.gov/smokefree/pubs/strsfs.html
3. Please give at least two sources that clearly document smoking causes cancer.
quitsmoking.about.com/od/tobaccostatistics/a/cancerstats.htm
www.cancer.gov/cancertopics/factsheet/Tobacco/cessation