视频丨“中招”流感该如何应对？专家提醒

Core Viewpoint - The recent fluctuation in temperature has led to a decline in human immunity, resulting in a significant rise in flu cases across China, with 17 provinces currently at a high prevalence level and expectations of peak cases in mid-December [2] Group 1: Flu Trends and Statistics - Nationwide, the positive rate of flu virus detection among outpatient and emergency visits has reached 51%, which is below the highest levels recorded in the past three years [4] - It is anticipated that the flu will peak in early to mid-December, indicating a potential increase in cases [2] Group 2: Treatment and Symptom Management - Antiviral medications can inhibit virus replication and shorten the duration of the illness, but they do not directly alleviate symptoms such as high fever and sore throat, which are caused by the body's inflammatory response [4] - Recommended medications for symptom relief include antipyretics and analgesics like ibuprofen and acetaminophen, which can reduce fever and alleviate pain [6] Group 3: Transmission and Contagion - Flu patients and asymptomatic carriers are the primary sources of transmission, with infectiousness lasting from the end of the incubation period to the acute phase, typically for 3-7 days, but may extend longer in children and immunocompromised individuals [8] - Criteria for determining when a flu patient is no longer contagious include having a normal temperature for over 24 hours and significant symptom improvement for more than 48 hours [10]