Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2025-2026 Season
Week Total A Total B Percent Positive A Percent Positive B Total # Tested % Positive
202540243460.440.08551560.52
202541257440.450.07563800.53
202542308510.560.09548610.65
202543400470.710.08561430.79
202544553620.990.11555891.1
20254510601201.720.19615451.91
202546187717930.28624803.29
20254733322855.080.43655735.51
20254846792827.560.45618228.02
20254960943268.50.45716318.96
2025501217459614.910.738163715.64
20255124745131824.861.329952726.18
20255221587168430.52.377075732.88