COVID wastewater monitoring is an increasingly useful metric and can be used to help make decisions about masking. Experts explain how to interpret the data.

The CDC released a calculator to help people determine if they should quarantine or isolate after contracting COVID-19 or being exposed to someone with the virus.

Powerful MRI scan reveals brainstem damage linked to long Covid symptoms – study - Scientists at Cambridge University used ultra high-resolution scanners, known as 7-Tesla or 7T scanners, that ...