By now, most people know about the dangers of smoking and second-hand smoke. However, not as many people know about ...

Most people know secondhand smoke is harmful — but thirdhand smoke? That’s the toxic residue tobacco leaves behind on surfaces like carpets, furniture, wall boards, and clothing, where it can linger ...

We are all aware of the dangers of second-hand smoke. It is why smoking is not allowed in almost all public spaces. But a new study has revealed a persistent and evolving threat to indoor air quality ...