- Respiratory Infections: Winter is a peak season for various respiratory infections that are common in cold and influenza. These infections often have cough as a primary symptom. The cold weather can spread in the survival and transmission of these viruses.
- Dry, Cold Air: Cold air is typically dry and can irritate the airways, leading to a cough. For individuals with respiratory conditions like asthma or COPD.
- Indoor Air Quality: with windows closed, which can lead to increased exposure to indoor allergens such as Dust , Pet Dande and irritants (like smoke and fumes from heating appliances, such as aggravating cough.
- Seasonal Allergies: Some individuals may have allergies to indoor allergens that are more prevalent in winter, contributing to cough.
Due to letting down of guard Post covid pandemic, people have stopped wearing mask, following hand hygiene and social distancing. Opening of schools, offices and increased social interaction have led to cross infections and prolonged illness with cough.
