The distinct smell of wet pavement, known as petrichor, often follows a summer rain. It's a fresh and earthy aroma that ...

For Lung Cancer Awareness Month, medical professionals at Baylor College of Medicine explain how air pollution is detrimental ...

Every November, a quiet revolution unfolds across the country and right here in Philadelphia. The Great American Smokeout, held annually on the third Thursday of November, is more than a ...

Quitting smoking is hard because the brain becomes hard-wired to the addiction. Hitting the right brain region with ...