鼻病毒感染频发？普通感冒“元凶”无需过度担忧

Core Insights - The latest monitoring data from the Chinese Center for Disease Control and Prevention (CDC) indicates that influenza activity in China has dropped to a moderate epidemic level, with a declining trend in the positive rate of influenza virus tests across provinces [1] - The positive rate of rhinovirus tests is fluctuating at a certain level, with rhinovirus being identified as a major cause of the common cold, historically coexisting with humans and currently lacking specific treatments or vaccines [1] Group 1 - Rhinovirus is responsible for approximately 30% to 50% of common cold cases globally, and its increased visibility in recent years is attributed to advancements in detection technology [1] - Core symptoms of rhinovirus infection include nasal congestion, clear nasal discharge, and sore throat, with mild systemic symptoms; adults may experience low-grade fever or no fever, while children are more likely to have fever and infants may refuse to feed due to nasal congestion [1][2] - It is advised not to use antibiotics for rhinovirus-induced colds, and symptomatic treatment such as decongestants or antihistamines should be used under medical guidance; non-pharmacological methods like rest, hydration, light diet, and indoor ventilation are recommended for symptom relief [1] Group 2 - Daily preventive measures against colds include frequent handwashing, proper ventilation, reducing contact with infected individuals, maintaining household cleanliness, and enhancing immunity [2] - Most healthy individuals can recover from rhinovirus infections within 7 to 10 days; however, vulnerable populations such as infants, the elderly, and those with weakened immune systems should seek medical attention if symptoms persist beyond three days or if severe symptoms occur [2]