Chinese travel to Japan has slumped after airlines canceled nearly half of flights amid diplomatic tensions, security warnings, earthquakes and disease fears.

China's Ministry of Foreign Affairs on Monday issued a travel advisory warning that public security in Japan has deteriorated ...

Vaccine effectiveness against severe illness was 43% among children with underlying conditions and 53% among those without.

A Nipah cluster in India has raised alarms about the deadly hen ipavirus carried by fruit bats found in Southeast and South ...