Influensa

Chile's flu vaccination campaign has reached 61.2% progress, exceeding the April target, but with low coverage in children, seniors, and pregnant women. Public Health Undersecretary Alejandra Pizarro urged reaching 70% in May. Over 6 million doses have been administered at more than 1,700 free sites.

4 februari 2026 Rapporterad av AI

Ett nässpray som levererar ett bredspektrumantikroppsmedel har visat potential att förhindra infektioner från vilken flustam som helst i djur- och preliminära humana studier. Utvecklat initialt av Johnson & Johnson och nu framskridet av Leyden Labs kan sprayen erbjuda snabb skydd under pandemier. Experter ser det som ett värdefullt verktyg för högriskgrupper, även om ytterligare tester behövs.

Antalet influensafall i Sverige har fördubblats varje vecka sedan mitten av november, driven av den nya K-varianten av influensaviruset. Folkhälsomyndigheten rapporterar en snabb ökning, med fall som stigit från 403 till 808 på en vecka. Allvarliga fall, inklusive dödsfall och intensivvård, har också ökat från låga nivåer.

10 december 2025 Rapporterad av AI

A mutation of the influenza A virus, known as the H3N2 K subclade, has led to increased hospitalizations in Europe and the United States, though no more severe cases are reported. In Latin America, including Mexico, preventive surveillance is in place without this variant predominating. Authorities recommend vaccination for vulnerable groups amid the risk of spread.

Influenza cases in Japan averaged 14.90 per medical institution last week, surpassing the alert threshold of 10. The health ministry announced on Friday that infections are rising across all 47 prefectures, based on data from about 3,000 monitored institutions. This surge signals a potential large-scale outbreak within four weeks.

6 november 2025 Rapporterad av AI

Severe flu cases are rising in Brazil's Southeast region and beginning to spread to Bahia, according to Fiocruz's Infogripe bulletin. The influenza A virus is the leading cause of deaths from Severe Acute Respiratory Syndrome (SRAG) in the country so far. The data covers epidemiological week 44, from October 26 to November 1.