Mucus is your body’s natural defence, but too much of it can make breathing feel like you’re inhaling through a wet sponge. Your lungs produce mucus every day to trap dust, germs, and irritants.

Cold weather and rising pollution make winter tough on the lungs. A senior pulmonologist explains how to boost lung health in ...

If you had any doubts that the universe is conspiring—in real time—to get you off those stinking sticks of tar and tobacco, here’s a trivia. As soon as you quit smoking, your lungs start to ...