For a number of reasons, as time goes on vaccines become less effective. So how do researchers calculate how well vaccines are working?

Knowing when and how often to use rapid tests is key to getting an accurate picture of your COVID-19 status.

Careful lab work will complement public health data as researchers worldwide focus on omicron, asking questions about contagiousness, severity of disease and whether vaccines hold up against it.

Death care workers are at high risk for burnout as well as depression and other mental health concerns.

The new omicron variant of coronavirus has a number of mutations that may require manufacturers to update vaccines. The unique attributes of mRNA vaccines make updating them fast and easy.

Barcodes containing verifiable information could make our lives easier and provide safe access to buildings or online services. But a global effort will be necessary to make them completely secure.

It’s too early to say whether the newly identified omicron variant is going to overtake delta. But particular mutations in the new strain have researchers deeply concerned.

It’s too early to say whether the newly identified omicron variant is going to overtake delta. But particular mutations in the new strain have researchers deeply concerned.

US researchers have designed a special chewing gum to target SARS-CoV-2. But at this stage, it’s only been tested in a lab – not on real people.

Supermarket employees, still laboring in crisis mode, continue to report significant rises in physical and mental health problems.