Sleep apnea

Black lung is a potentially disabling lung disease that afflicts coal miners. The disease, also called coal workers' pneumoconiosis, is caused by… See more » Trachea, TRAY kee uh, also called windpipe, is the tube that carries air between the lungs and the upper respiratory passages. A human trachea is… See more » Strep throat is an infectious disease that affects the membranes of the throat and tonsils. It develops mainly in children from 5 to 12 years of… See more »