The holidays: Twinkling lights, family dinners and packed travel plans. Plus, a surge of allergy and asthma triggers that can turn the season stressful for some folks.

But with a little planning, you can enjoy the celebrations without spending them sniffing, itchy or reaching for tissues.

"The holidays are a wonderful time to reconne... Página completa

Ah, screens. The thing kids won’t put down, and parents can’t stop worrying about. But a new study suggests they may not be all bad after all.

Researchers at the University of South Australia analyzed data from more than 133,000 children and teens under age 18. They found that digital tools such as health apps, fitness trackers... Página completa

A new gene-editing strategy may one day help many people with rare genetic diseases.

In a new study published Wednesday in the journal Nature, researchers say this new approach could make future treatments easier and less costly to develop, especially for conditions caused by a certain type of genetic error.

"We are purposef... Página completa

Pfizer’s mRNA flu vaccine worked better than a standard flu shot in a large Phase 3 trial, researchers reported.

The results, published Nov. 19 in The New England Journal of Medicine, suggest that mRNA technology may help improve protection in future flu seasons.

The Pfizer flu vaccine uses the same type of me... Página completa

The U.S. Centers for Disease Control and Prevention (CDC) has updated a webpage about vaccines and autism, changing language that for years clearly stated there is no link between the two.

The move has alarmed many doctors and public health experts, who say it misrepresents decades of scientific evidence, reports The New York TimesPágina completa