There are many reasons for an acute cough, the most common are respiratory infections like colds, and the flu. Other common causes are GERD (gastroesophageal reflux disease), medications, post nasal drip and others.
There are several factors and medical conditions that can contribute to or cause a cough. While occasional coughing can help to clear the airway, coughing can be a symptom of an underlying condition. Persistent coughing can lead to other complications, like a sore throat.
- A cough lasting more than 3 weeks
- Coughing up greenish-yellow phlegm
- Coughing with no mucus or phlegm
- Coughing at night
- Shortness of breath
- Sore throat
Common causes of a cough include:
- Cold and flu
- Post nasal drip
- Gastroesophageal reflux disease (GERD)