H3N2 Flu Strain Shows Mutations This Season

Health officials in the UK are warning of a challenging flu season in the Northern Hemisphere, attributed to a new strain of H3N2 with mutations that may evade immune responses. While not likely to cause a pandemic, this strain could lead to a significant increase in severe illnesses, straining healthcare systems. The flu season has begun about five weeks earlier than usual in the UK, with rapid case increases reported. The US is currently unprepared for this anticipated surge.

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