Severe cough and cold lingering for a week? Read this

A severe cough wave caused by respiratory infections, poor air quality, and seasonal changes is spreading. Nebulization is effective. Practice hand hygiene, wear masks, cover mouth and nose when coughing, avoid close contact, and stay home if sick. Strengthen the immune system with immunization, a balanced diet, and exercise. The illness starts with a cough, runny nose, and a sore throat.