Updated COVID shots targeting the omicron variant and its BA.5 subvariant have not yet been available for children as young as 6 months old, but the move to get.
If you have a sore throat, it could be caused by a number of viruses circulating right now. Experts say there are some steps you should take first, but a.
Health officials are urging people to mask up once again as not just COVID, but a number of respiratory viruses, spike nationwide ahead of the holidays.
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Even in the early days of the COVID-19 outbreak, epidemiologists were preparing for the novel coronavirus to mutate in order to survive.
All viruses evolve as they infect hosts’ cells and replicate. Most of those changes have little to no impact on viruses’ properties, while other alterations in their genetic codes can change how viruses spread or attack hosts’ immune systems.