Data

Some viruses, after initial infection, remain latent in the body for a lifetime and may reactivate to cause infection again or a different condition.

Viktor appeared nervous as masked Ukrainian security officers in full riot gear, camouflage and weapons pushed into his cluttered apartment in the northern city of Kharkiv.

Questions about the administration's policy of releasing illegal immigrants into American towns have voters questioning the vetting system.

VAERS data show total of 1,247,131 reports of adverse events from all age groups following COVID-19 vaccination.

Homeland Security Secretary Alejandro Mayorkas has claimed that white extremists are the greatest terror threat to America.

Colorado is one of a handful of states trying to set itself up as an abortion destination, adopting just weeks ago a law that appears to guarantee access to unrestricted abortion up to and after birth no matter what the U.S. Supreme Court rules in its coming decision on Roe v. Wade.

Pfizer on Tuesday said results of Phase 2 clinical trials of its experimental Lyme disease vaccine delivered “positive” results, including among pediatric trial participants.

In addition to the 382 who were unvaccinated, several more had only received one dose of Pfizer or Moderna.

Moderna on Thursday asked U.S. regulators to authorize low doses of its COVID-19 vaccine for children younger than 6, a move toward potentially allowing shots for millions of youths by summer.

"Antibodies produced by vaccinated and boosted people may not stop omicron SARS-CoV-2 strain from entering cells as well as it stops original virus," say Johns Hopkins researchers.