Group 1 - The article focuses on the high incidence of respiratory diseases during winter, particularly among children, and highlights the common incorrect nose-blowing habits that can lead to issues like otitis media and sinusitis [2] - It provides a detailed explanation of the correct nose-blowing methods, including scientific steps and precautions, aimed at helping families avoid health misconceptions and protect nasal and respiratory health [2] Group 2 - The guiding expert for this issue is Zhang Zongxue, Deputy Chief Physician of the Respiratory Department at Beijing Traditional Chinese Medicine Hospital, affiliated with Capital Medical University [3]