Bivalent COVID-19 Boosters Rev Up Protection, Pfizer Study Says

Pfizer’s updated COVID-19 booster significantly revved up adults’ virus-fighting antibodies, the company said Friday, releasing early findings from a rigorous study of the new shots. Booster doses tweaked to target the most common Omicron strain rolled out in early September, and the Food and Drug Administration said the latest data should spur more Americans to … Read more

What to Know About Bariatric Surgery for Type 2 Diabetes

The term bariatric is derived from the Greek words for “weight” and “to treat.” Originally, as its name denotes, this form of surgery was aimed at helping people manage obesity. But as medical science’s understanding of bariatric surgery improved, experts recognized that these procedures could also help people with obesity-related health conditions, including Type 2 … Read more

The Differences Between the Two Polio Vaccines—and the New One on the Horizon

Before this year, polio didn’t feel like an urgent threat. The disease was eradicated in the U.S. in 1979, and thanks to a global vaccination campaign, it’s endemic (though far from widespread) in just two countries—Pakistan and Afghanistan. But the calculus changed in 2022. In July, an unvaccinated man in New York state contracted polio. … Read more