Flu Activity Rising Across US, Especially Among Children, Young Adults: CDC

Clinical labs reported a 5 percent positivity rate for the flu in the past week, up from 2.9 percent the previous week, the agency says.

A girl receives a flu vaccination at a free clinic held at a library in Lakewood, Calif., on Oct. 14, 2020. Mario Tama/Getty Images

Data released by the Centers for Disease Control and Prevention show that influenza activity is rising across the United States, with activity growing in children and younger adults, although viral activity is considered low overall.

Clinical labs reported a 5 percent positivity rate for the flu in the past week, up from 2.9 percent the previous week, according to the CDC’s FluView report, issued on Dec. 1. Outpatient visits for respiratory illnesses also increased from 2.2 percent to 2.5 percent.