Hantavirus. Ebola. West Nile. Measles. And, of course, cyclospora — that stomach parasite making people miserable across the country. Americans have plenty to worry about this summer. But remember ...

Covid-19 has killed more than a million people in the United States, but in an interview with CNN’s Dana Bash on Sunday, US Department of Health and Human Services Secretary Robert F. Kennedy Jr. said ...

Are you coughing, hacking or feeling feverish? It may not be just a summer cold; you might want to consider taking a Covid test. Although the autumn respiratory illness season hasn’t kicked off, and ...

COVID-19 can reactivate dormant viruses hiding in the body, including Epstein-Barr, cytomegalovirus, and several herpes viruses. One poorly understood viral family was strongly associated with long ...