The primary cause of cold and cough is viral infections. However, other contributing factors include:
- Viral infections: Various viruses, including coronavirus, rhinovirus, and respiratory syncytial virus, can cause cold and cough.
- Bacterial infections: Bacterial infections, such as pneumonia or throat infections, can lead to persistent coughing.
- Allergens: Dust, pet dander, and pollen can trigger allergies, which may result in cold and cough.
- Environmental factors: Cold weather, dry air, and exposure to smoke or pollutants can irritate the throat and contribute to cold and cough.