does chew tobacco affect lungs chewing your How much does tobacco intake harm your lungs? The Many Dangers of Tobacco

We will continue to monitor the trends in e-cigarette use alongside those in smoking. Deborah Arnott, chief executive of Action on Smoking and Health, said: ASH will continue to monitor the potential impact of e-cigarettes on young people, however this study provides reassurance that to date fears that they are a gateway into smoking are just not born out by the facts on the ground

namely, that the vast majority of underage youth who smoke cigarettes obtain them from sources other than retail stores

Then again, none of this is really news

Surgeon Generals office found that over 20% of high school students used an e-cigarette

"Smoking during pregnancy can harm your baby"