Girls and children exposed to tobacco smoke respond particularly well to montelukast (Singulair) according to researchers at National Jewish Medical and Research Center. Associate Professor of Pediatrics Nathan Rabinovitch, MD, and his colleagues also identified two biomarkers that may help physicians predict even more precisely which patients will benefit from montelukast.

A young asthmatic woman who collapsed and died shortly after arriving for her shift as a waitress at a bar may be the first reported death to be reported nationally from acute asthma associated with environmental tobacco smoke.

Heavy marijuana use has been found to contribute to gum disease, apart from the known effects that tobacco smoke was already known to have.

By Anastasia Tomazhenkova: India's health minister Anbumani Ramadoss resumed the debates about smoking, he called on the country's biggest movie stars to stop smoking on screen.

It may not be inhaled into the lungs, but smokeless tobacco exposes users to some of the same potent carcinogens as cigarettes.

Variations in two genes related to inflammation may be a major risk factor for developing lung cancer, according to a team of scientists from the National Cancer Institute and the University of Texas M. D. Anderson Cancer Center.

Children whose mothers were exposed to second-hand smoke while they were pregnant have more symptoms of serious psychological problems compared to the offspring of women who had no prenatal exposure to smoke, according to a new University of Washington study.