Is nocturnal dyspnea deadly?

General no.. Generally no but this is a serious symptom which requires further evaluation to determine & treat underlying cause. Talk to your physician.

Related Questions

What are symptoms of paroxymal nocturnal dyspnea and can you die from it?

PND. Is the need to suddenly sit up due to shortness of breath after being asleep or lying down for a while. It can be a symptom of decompensated heart failure. If PND is truly happening, you should get your physician involved or go to an emergency room. Read more...