10 Signs Of An Unhealthy Heart You Need To Know

2. Coughing that won't quit

Coughing may be derived from various issues and it can also be a sign of cardiovascular disease. Persistent coughing that produces a pinkish liquid that contains blood is very common with heart failure. However, coughing is a sub-symptom of a much more serious symptom, which is dyspnea and sudden loss of breath.