The CDC recommended a fourth dose of COVID-19 vaccine for people 50 and over, but many people are wondering if they need it with case counts remaining low. Two UT Southwestern Infectious Diseases experts weigh in.
Omicron, the highly transmissible COVID-19 variant first identified in South Africa, is coming to the U.S. Here's what you need to know from Trish Perl, M.D., Chief of Infectious Diseases at UT Southwestern.
Unvaccinated people are more likely to get COVID-19 and be hospitalized for it. Anthony Darrell didn’t think it could happen to him – even though his sister, Sonja Bartolome, M.D., urged him to get the shot.