• India has confirmed two cases of the Nipah virus in West Bengal, prompting regional health screenings.
• Authorities in several Asian countries are implementing temperature checks and health declarations at airports.
• The Nipah virus has a fatality rate between 40-75% and is mainly transmitted from animals to humans.
• The outbreak has sparked regional anxiety ahead of the Lunar New Year travel period.
• Indian health officials have declared the situation under control after monitoring contacts of the infected individuals.

India has confirmed two cases of the Nipah virus in West Bengal, leading to heightened health screening measures across several Asian countries. The Ministry of Health and Family Welfare in India stated that enhanced surveillance and laboratory testing were put in place to ensure the "timely containment" of the cases. A total of 196 contacts linked to the infected individuals were traced, and all tested negative for the virus, according to Channel News Asia and Al Jazeera.

In response to the detected cases, countries including Thailand and Malaysia have ramped up health screenings at airports. Thailand began monitoring passengers arriving from West Bengal with measures such as temperature checks and health declarations, while Malaysia's health ministry reinforced readiness for cross-border transmission, according to Reuters and South China Morning Post.

The Nipah virus, which can be transmitted from animals to humans, has an estimated fatality rate of 40% to 75% and currently has no specific treatment or vaccine available. According to experts, the virus typically spreads through bats and contaminated food, with human-to-human transmission occurring rarely, primarily in healthcare settings, as emphasized by South China Morning Post and Bangkok Post.

Health authorities are seeking to mitigate regional anxiety, especially as the outbreak coincides with the Lunar New Year travel period. There is strong emphasis on keeping strict health checks at borders to prevent any potential outbreaks, especially given past experiences with the virus in areas like Kerala and Bangladesh, according to Channel News Asia and South China Morning Post.