A report out of South Africa offered a first glimpse at how vaccinated people might fare against the fast-spreading Omicron variant of the coronavirus. Laboratory experiments found that Omicron seems to dull the power of the Pfizer-BioNTech vaccine, but also hinted that people who have received a booster shot might be better protected. The study, […]

The United States surgeon general on Tuesday warned that young people are facing “devastating” mental health effects as a result of the challenges experienced by their generation, including the coronavirus pandemic. The message came as part of a rare public advisory from the nation’s top physician, Dr. Vivek H. Murthy, in a 53-page report noting […]

For these reasons, going gluten-free is not always a better choice. “If you think you have an intolerance to gluten, before you take it out of your diet, go see a gastroenterologist and really be tested appropriately,” Dr. Lee said. An added benefit: Celiac disease is more difficult to diagnose in people who have already […]

Female doctors make less than their male counterparts starting from their very first days on the job, according to a large new study. Over the course of a 40-year-career, researchers estimated, this pay gap adds up to at least $2 million. The survey of more than 80,000 physicians, published on Monday in the medical journal […]

Last year was a tough one. Americans grappled with a global pandemic, the loss of loved ones, lockdowns that splintered social networks, stress, unemployment and depression. It is probably no surprise that the nation’s blood pressure shot up. On Monday, scientists reported that blood pressure measurements of nearly a half-million adults showed a significant rise […]

Several dozen cases of the new Omicron variant of the coronavirus have been identified in the United States, a number that is “likely to rise” Dr. Rochelle P. Walensky, the director of the Centers for Disease Control and Prevention, said on Sunday on ABC’s “This Week.” At least 17 states have detected cases, including in […]

In addition to his wife — Nadia Abougad when they married — he is survived by a daughter, Yasmin; a son, Samy; and two sisters, Dorreya and Safa. Dr. Zaki graduated second in his class of 800 from the Alexandria Medical School in Egypt in 1978. But he was less interested in practicing medicine than […]

Those mutations also raise the prospect that the variant will reduce the efficacy of monoclonal antibody treatments — a fear partly confirmed on Tuesday with Regeneron’s announcement. Still, it is worth remembering the fate of earlier variants that stirred concern: Beta and Mu, for example, evolved the ability to partially evade the body’s immune defenses, […]

NTUZUMA, South Africa — A few months ago, Sizakele Mathe, a community health worker in this sprawling hillside township on the edge of the city of Durban, was notified by a clinic that a neighbor had stopped picking up her medication. It was a warning sign that she had likely stopped taking the antiretroviral tablet […]

My I.B.S. journey started about nine years ago, at age 44, when I noticed that my migraines — for decades reliably yoked to my menstrual cycle — were accompanied by a sour stomach, like my gut was sucking on lemons. Cutting out gluten helped, but as the years passed, my gut continued to deteriorate. I […]