The KSAT Trust Index team answers the viewer question: "If I got COVID from the Delta and Omicron variants, should I still get vaccinated?"

Experts are seeing some differences in symptoms with the various COVID-19 variants. The differences may be small, but local doctors say it's important to know about them.

A researcher at Texas Biomed has helped develop the Pfizer and Novavax vaccines and is now working around the clock to help develop boosters, new vaccines and therapies that address new, more threatening variants.

A researcher with Texas Biomed Research Institute says scientists around the world are studying and monitoring the mutation of COVID-19 to see what new clusters of variants stick around.