Smoking can cause lungs to look blackened, inflated, and inflamed, but some of the damage is reversible. Depending on the extent of the damage, it could take years for your lungs to regain a healthy, ...

Barrier organs that form boundaries between the body and the outside environment, such as the lungs, skin, and intestines, face a difficult balancing act. They must respond quickly to threats such as ...

Our lungs are among the most vital organs, silently working to keep us alive. But exposure to tobacco smoke, air pollution, and harmful occupational substances can cause serious, sometimes ...

Reza Samad, MD, is a pulmonologist, medical educator at RWJBH Jersey City Medical Center, and assistant professor of medicine at St. George’s University School of Medicine. Mucus and cilia in your ...