The first real-world study of how vaccines hold up against the Omicron variant showed a significant drop in protection against symptomatic cases caused by the new and fast-spreading form of the coronavirus. But the study, published by British government scientists on Friday, also indicated that third vaccine doses provided considerable defense against Omicron. Government scientists […]

The Centers for Disease Control and Prevention, which millions of Americans rely on for up-to-date information on vaccination rates in their communities, recently acknowledged that its data might overestimate the number of people who have received first doses while underestimating the number who have received booster shots. The acknowledgment was easy to miss, tucked into […]

She never graduated from Temple and needed one more credit, in organic chemistry, to meet the pre-med requirements at Hahnemann. The only university nearby that was offering organic chemistry over the summer was Villanova, which at the time accepted only men. She enrolled anyway, but after she had attended class for a week, officials insisted […]

NGWERERE, Zambia — Four people turned up at a health clinic tucked in a sprawl of commercial maize farms on a recent morning, looking for Covid-19 vaccines. The staff had vials of the Johnson & Johnson vaccine stashed in the fridge. But the staff members apologetically declined to vaccinate the four and suggested they try […]

Dr. Frydman discovered that another benefit of telehealth was learning more about her patients’ home environments. One older telehealth patient proudly told her about tending the greenery she noticed behind him. Then, over several months, she saw that his house plants were wilting and dying. “It prompted me to ask about his mood, his energy,” […]

People checking Care Compare never found out that a resident was arrested at the Voorhees Care and Rehabilitation Center in New Jersey after being spotted placing heroin in another resident’s purse, and that a third resident died of an overdose. The public never found out that inspectors cited another New Jersey nursing home, Rehab at […]

According to federal data, about 5.5 million 16- and 17-year-olds — two-thirds of that age group — have received at least one dose of Pfizer’s vaccine. More than 4.7 million have received two doses. Roughly three million got their second shot at least six months ago and would be eligible for a third shot this […]

From the start of the pandemic, the coronavirus seemed to target people carrying extra pounds. Patients who were overweight or obese were more likely to develop severe Covid-19 and more likely to die. Though these patients often have health conditions like diabetes that compound their risk, scientists have become increasingly convinced that their vulnerability has […]

A spokeswoman for the Department of Health and Human Services, Kirsten Allen, said the administration “has made a number of investments and launched several initiatives covering a wide range of mental health priorities — including support for children who have lost parents.” She cited the surgeon general’s advisory and the expansion of several existing programs. […]

Many of the men Dr. Amarasekera sees at the program’s two clinics — one in downtown Chicago and the other in the historically gay Northalsted neighborhood — are unprepared to face yet another health crisis. One of them is a 59-year-old lawyer in Chicago who is H.I.V.-positive, and who said he was not fully warned […]