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
202540243460.440.08550350.52
202541257440.450.07562860.53
202542308510.560.09547600.65
202543399470.710.08560130.79
202544494450.910.08541790.99
2025459721041.610.17602451.78
20254615111292.540.21593472.76
20254725452054.270.34595284.61
20254835231856.770.35520217.12