TOKYO, April 13 (Reuters) - Japan's western region of Osaka reported a record number of infections of COVID-19 on Tuesday as a mutant strain of the virus fuelled a rebound in cases. Osaka reported ...

Japan's second-largest city of Osaka is buckling under a huge wave of new coronavirus infections. [Reuters] Hospitals in Japan's second-largest city of Osaka are buckling under a huge wave of new ...

As society learns to live with COVID-19, research on the disease and its complications remains important. Thus, an Osaka Metropolitan University team has pored through data to understand the incidence ...

A research team analyzed wastewater surveillance methods for accurately tracking COVID-19 infection trends. Using wastewater data from Sapporo dating from April 2021-September 2023, they explored ...

Analysis of a large nationwide survey in Japan has suggested that Long COVID symptoms vary by tobacco use, with dual use of combustible and heated products associated with a broader symptom ...