People who received the one-dose Johnson & Johnson Covid-19 vaccine may need a booster shot to fend off some of the worrisome coronavirus variants now spreading worldwide, a study suggests.

U.S. President Joe Biden said the Centers for Disease Control is likely to advise that kids who have not been vaccinated against Covid-19 should wear masks when they return from summer holidays to school in the fall.

Kids in the United States will likely be able to get Covid-19 vaccinations by the end of 2021 or the first quarter of 2022, Dr. Anthony Fauci, the nation’s top infectious disease expert, said at an event on May 19.

Healthier sides and drinks were added to U.S. fast-food restaurant kids’ menus in the past decade, but healthy combinations are still rarely offered as the default option, researchers say.

The U.S. health regulator warned a California-based manufacturer and retailer against advertising its e-cigarette liquids with nicotine in a way that may cause the products to resemble kid-friendly food like juice boxes and cookies.

Kids starting daycare may be at increased risk of stomach bugs during the first year but then have few infections later on, according to researchers in The Netherlands. The results […]