Orthopnea can be defined as dyspnea that develops in the recumbent position and is relieved by elevation of the head with pillows. In the recumbent position, there is reduced pooling of fluid in the ...

Orthopnea, the struggle to breathe when lying flat, is an often-overlooked heart attack warning sign affecting 92% of sufferers. This symptom, frequently mistaken for anxiety or acidity, indicates ...

PND usually occurs several hours after a person falls asleep and improves when they sit upright. This difficulty in breathing can cause a person to wake up gasping for air. It can be a distressing ...

Persistent orthopnea in chronic HF is able to identify a group of patients who are at significantly higher risk of hospitalization and with no improvement in LVEF. Patients who are free of orthopnea ...