Editor's Note: The fourth paragraph was revised on Jan 2 to clarify the current situation regarding H3N2 dominance.
(CIDRAP News) – US influenza activity continued its ascent last week, judging from the high volumes of patients seeking care for the disease at doctors' offices, while flu indicators in Europe showed a clear spike, according to the latest surveillance reports.
(CIDRAP News) – Flu activity in the Northern Hemisphere continued to climb last week, led by a vigorous pace of infections in the United States and Canada in the lead-up to the Christmas holiday season, the World Health Organization (WHO) said today.
(CIDRAP News) – The 2011-12 flu season in most temperate countries of the Northern Hemisphere started later than usual, except for North Africa, and was mild in many countries, the World Health Organization (WHO) said today in a wrap-up report.
(CIDRAP News) – Flu activity in the United States, Canada, and parts of Europe continues to increase, but for the most part, levels of both mild and severe illness are low compared with past flu seasons, the World Health Organization (WHO) said today.
Activity appears to have peaked in a few Northern Hemisphere locations, such as some countries in Western Europe, North Africa, and northern China, according to the WHO.
(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) Influenza activity in the Southern Hemisphere has mostly returned to off-season levels, with only a few countries in tropical regions reporting significant activity, the World Health Organization (WHO) reported today.