(CIDRAP News) Flu activity remained low in the Northern Hemisphere last week, with only a few countries, such as Costa Rica and Cameroon, reporting spikes in the number of cases, the World Health Organization (WHO) said today.
Costa Rica is the only tropical country in the Americas to report increasing numbers of cases, which are primarily influenza A/H3N2, the WHO said.
(CIDRAP News) When the World Health Assembly (WHA) considers the fate of the remaining stocks of smallpox virus this week, the debate is likely to be framed in part by a report from a group of independent experts that says the only strong reason for keeping the virus is to satisfy strict regulatory requirements for new vaccines and antivirals.
(CIDRAP News) More signals suggest the Southern Hemisphere's flu season is winding down, while activity is low at the start of the Northern Hemisphere's flu season, except in China, which is seeing moderate H3N2 circulation.
(CIDRAP News) Low levels of flu activity across the United States resemble a summer pattern, while globally only sporadic pandemic flu activity is occurring with the most active areas in parts of the Caribbean and Central America, according to updates today.