Texas Gov. Greg Abbott caused a stir recently when he said his state was “very close” to achieving herd immunity against COVID-19, that much-discussed but often-misunderstood […]
DEAR MAYO CLINIC: I am a teacher at a middle school that is teaching students in person. I have been vigilant about following safety guidelines, but […]
Some types of cancer may alter the appearance and function of the heart, according to new research that analyzed people’s hearts before cancer treatment.