(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) A few of the world's tropical countries are reporting active flu transmission, as the flu season continues in Australia and New Zealand, though activity is declining, the World Health Organization (WHO) reported today.
(CIDRAP News) Australian public health officials yesterday reported a cluster of oseltamivir (Tamiflu)-resistant 2009 H1N1 infections, one of the largest to date, centered in one region of New South Wales state.
(CIDRAP News) With the Southern Hemisphere entering its flu season, the only country to see a dramatic activity spike so far is South Africa, where the 2009 H1N1 virus is dominating and has been linked to an increase in severe infections, the World Health Organization (WHO) said today.
(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.