(CIDRAP News) – Influenza activity remained elevated in Midwestern US states but elsewhere was at low levels, while some Northern Hemisphere countries reported moderate flu activity, according to the latest US and international reports.
(CIDRAP News) – Flu activity in the United States showed a moderate spike last week, with a jump in states reporting widespread activity, the US Centers for Disease Control and Prevention (CDC) reported today.
The number of respiratory specimens testing positive for flu, another marker of flu activity, also showed a steady rise last week, increasing to 18.4%, compared with 14.4% the week before.
(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) This in-depth article investigates the prospects for development of vaccines to head off the threat of an influenza pandemic posed by the H5N1 avian influenza virus. Its seven parts put advances in vaccine technology in perspective by illuminating the formidable barriers to producing an effective and widely usable vaccine in a short time frame.