Health

Third-hand smoke is no joke, can convey hazardous chemicals

People can carry hazardous compounds from cigarette smoke that cling to their bodies and clothes and then release those compounds into non-smoking environments—exposing people nearby to cigarettes' adverse effects, a new ...

Health

Mexico bans sales of 'harmful' e-cigarettes

Mexico banned sales of electronic cigarettes and other vaping devices on Tuesday because of concerns about their health effects, the government announced.

Health

Smoking cannabis linked to respiratory problems

People who smoke cannabis as little as once a week are more likely to suffer respiratory symptoms such as morning cough, bringing up phlegm, and wheezing, according to University of Otago research.

Medical research

Mapping the destructive path from cigarette to emphysema

From the cherry red tip of a lighted cigarette through the respiratory tract to vital lung cells, the havoc created by tobacco smoke seems almost criminal, activating genes and portions of the immune system to create inflammation ...

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