South Korea is grappling with an intense influenza season, with infections more than tripling from a year ago and showing pronounced peaks among school-aged children and adults over 50. Official data suggests a potentially severe season ahead. According to the Korea Disease Control and Prevention Agency (KDCA), the national outpatient influenza-like illness rate for the 43rd week of the year (October 19-25) climbed to 13.6 cases per 1,000 patients, a significant leap from the previous week’s 7.9...