MedicalResearch.com Interview with: [caption id="attachment_72322" align="alignleft" width="180"] Dr. Freedman M.D.[/caption] David O. Freedman, M.D. Professor Emeritus of Infectious Diseases Editor of the Textbook of Travel Medicine World Health Organization—Member,  Emergency Committee on Zika Virus University of Alabama, Birmingham USA MedicalResearch.com: What is the background for this outbreak? Response: India has reported 2 confirmed (PCR and ELISA) Nipah virus (NiV) cases in West Bengal State where the Kolkata megalopolis is located; the state borders Bangladesh. Symptom onset in both cases was late December 2025 in 2 health care workers. One patient has improved while the other remains in the ICU. All samples from 200 contact persons tested negative for NiV.  No further confirmed cases have been detected in West Bengal Bangladesh has reported 1 confirmed NiV case in Rajshahi Division which neighbors India. Symptom onset was January 21, 2026, and the patient expired on January 28. The patient reported no travel history but reported repeated consumption of raw date palm sap between 5 and 20 January.  All 35 contact-persons are being monitored and have tested negative for NiV and no further cases have been detected to date.