India, Nipah
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Nipah virus cases in West Bengal have prompted heightened surveillance across Asia, with airports and border crossings implementing health screenings. While not highly transmissible like COVID-19, Nipah has a high fatality rate and spreads through close contact,
Recent cases have largely been detected in southern Kerala state. A major outbreak in 2018 killed at least 17 people there. Nipah outbreaks have occurred almost annually in Asia, particularly in Bangladesh and India. Cases have also been reported in Malaysia, the Philippines and Singapore.
India confirmed 2 laboratory-confirmed cases of Nipah virus infection in the state of West Bengal in January 2026; both patients were 25-year-old nurses employed at the same private hospital in Barasat and developed neurologic complications after symptom onset in late December 2025. 1
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Nipah virus outbreak in West Bengal: Asia on alert as new Nipah virus cases emerge in Bengal; COVID-style health checks begin at airports
New cases of Nipah virus (NiV) have emerged in West Bengal, India, raising concerns in Asian countries. Five people have been confirmed infected in the state so far, including a doctor and a nurse. In response,
Airports in Asia have reinstated COVID-like health checks due to a Nipah virus outbreak in West Bengal. With two confirmed cases, Thailand, Nepal, and Taiwan have enhanced screening for travellers.