Chronic obstructive pulmonary disease is a condition caused by damage to the lungs that results in breathing difficulties.

Cold mornings, radiators humming, and a chorus of snorts from the sofa raise quiet doubts in countless British homes. As ...

Top pulmonologist Dr. GC Khilnani talks about wearing N95 or N99 masks to protect oneself from Delhi-NCR's air pollution.

We tested hundreds of holiday gifts to find the best ones for tea lovers. Here are our favorite teas, kettles, and more.