Medically reviewed by Soma Mandal, MD Orthopnea is the sensation of breathlessness when lying down that goes away when ...

“air hunger” or breathlessness is a real medical issue that leaves sufferers feeling like they cannot take a full breath.

Chronic lower respiratory diseases, including chronic obstructive pulmonary disease (COPD), are the sixth leading cause of death in the United States, according to the U.S. Centers for Disease Control ...