10 Acute Bronchitis Symptoms
Symptom #2: Production of Mucus
Inflammation of the bronchial tubes leads to excessive production of mucus. Coughing up mucus, otherwise known as sputum is a sign of severe acute bronchitis. Sputum is usually yellowish-grey or grey-green in color.
In rare cases, sputum may contain traces of blood. This should not be something of concern unless it persists. If it does persist then you should consult your healthcare provider.
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