Flu 2024 South Africa Map. In the southern hemisphere, influenza activity remained elevated in countries in south america (due to influenza a (h3n2) and b viruses), eastern africa (due to a (h3n2) viruses), southern africa (due to b. Number of influenza viruses detected by subtype, are critical for tracking the.

September 6, 2024, 11:00 am source: Centers for disease control and prevention, national center for immunization and respiratory diseases.