Variations of the claim that coughing during a heart attack can increase survival chances likely go back to a message circulating in June 1999 (seen in Snopes' prior reporting) and attributed to ...
and the cough must be deep and prolonged, as when producing sputum from deep inside the chest. A breath and a cough must be repeated about every two seconds without let-up until help arrives ...
One potential symptom of congestive heart failure is a cardiac cough. This may occur because of fluid building up in the lungs, and it may be a sign that the condition is worsening. Share on ...