Should You Get a Covid-19 Vaccine Booster Shot? What to Know

Do I need a third Covid-19 vaccine shot to stay protected? Is it safe to mix vaccine brands? Here’s what we know.

12/2/2021 2:02:00 AM

Do I need a third Covid-19 vaccine shot to stay protected? Is it safe to mix vaccine brands? Here’s what we know.

Questions and answers on issues such as how well boosters protect against the Delta variant and how effective they are.

Recent studies have shown that the effectiveness of Covid-19 vaccines is decreasing, though experts say the shots still work well. WSJ explains what the numbers mean and why they don’t tell the full story. Photo illustration: Jacob Reynolds/WSJ

Read more: WSJ Health »

Early Olympics attendees eat noodles served from ceiling - CNN Video

Watch how noodles, rice and burgers are prepared and delivered by robots at the Beijing Olympics Village. Journalists are among the early attendees having this futuristic experience.