With the Delta variant in play, federal health officials are analyzing the latest numbers to look at the frequency and seriousness of COVID-19 breakthrough infections. Will we need booster shots? And ...

Moderna says it is in the process of developing a single-shot vaccine that could serve as a COVID-19 booster shot and a flu shot. In a press release Thursday touting its fifth annual "R&D Day," ...

CHICAGO (WLS) -- Illinois reported 3,449 new COVID cases and 9 new deaths Friday. The Illinois Dept. of Public Health says "daily deaths reported on weekends and at the beginning of the week may be ...

Is it too late to get an influenza or COVID-19 shot? Although flu vaccines have been available for a bit now, there's still time if you haven't gotten one yet. Health officials recommend people get ...

Just over half of the eligible population had the Covid-19 booster, with experts keen to see it given alongside the annual flu vaccine.

End-of-year travel is on most people’s minds this time of year. While many to-do lists include last-minute gift shopping and solidifying travel arrangements, making sure you have your seasonal ...

NEW YORK -- This holiday season held promise for Americans, many of whom spent Christmas 2020 in quarantine or away from loved ones due to a nasty winter COVID-19 surge. Yet in the last week or so, ...

NEW YORK -- In the next month, millions of Americans will get ready to roll up their sleeves for a third dose of the COVID-19 vaccine. But when it comes to booster shots, it's not as simple as "more ...

COVID-19 hasn’t disappeared, but it’s no longer the health threat it was. Here’s what the latest wave means and who should ...