HEALTH

Several vaccine experts said Novavax’s vaccine would help diversify the federal portfolio by including another candidate that uses a protein-based...

Confronted by illnesses that most scientists overlook, these families had to work out their own approaches to find treatments.

A 35-year-old man in Brazil may be the first to experience long-term remission from H.I.V. after treatment with only a...

A single shot every two months prevents H.I.V. better than the most commonly used daily pill, Truvada, researchers reported on...

Months into the pandemic, many U.S. cities still lack testing capacity.In the early months of the outbreak in the United...

The coronavirus can stay aloft for hours in tiny droplets in stagnant air, infecting people as they inhale, mounting scientific...

Mr. Cordero died on Sunday, more than three months after he was stricken with the coronavirus.Doctors have been continually surprised...

Is it still safe to socialize outside?As the coronavirus continues to rage throughout the country, public health officials are telling...

Still, the quick tests available now are frequently inaccurate. Although they “ensure we can get an answer faster,” said Dr....

Remdesivir, the first drug shown to be effective against the coronavirus, will be distributed under an unusual agreement with the...

But randomized trials may not always be available. Or they may be too cumbersome to perform, or not ethical. Most...

Hospitals, medical clinics and physicians are offering this kind of information to varying degrees. In the New York City metropolitan...

“We started to realize that, while it might not even be the principal reason for suicides, this pressurized environment was...

FREEHOLD, N.J. — Each morning they awake with fingers curled inward, stiffened like claws.Their schedules are dictated by doctors’ appointments,...

The federal work force in the U.S. is returning to the office under inconsistent reopening plans.As virus cases increase around...

The F.B.I. has issued a warning about scammers who advertise fraudulent Covid-19 antibody tests as a way to obtain personal...

Following a birthday party in Texas on May 30, one man reportedly infected 17 members of his family with the...

A new study offers the first physical evidence that the coronavirus was circulating at low levels in New York City...

Her bouts of sweating and confusion were traced to dangerously low blood sugar. But what was causing it?

Lucas and Santiago Richard, 16-year-old twins who started a diversity discussion group at their school in Miami, take on racism...

A herdsman in Inner Mongolia was confirmed to be infected with bubonic plague, Chinese health officials said, a reminder of...

More than 48,000 coronavirus cases were announced across the country and eight states announced single-day highs. Europe opens its doors...

President Trump dismissed the severity of the coronavirus pandemic in the United States over the weekend, downplaying the impact of...

On any given day, somewhere in the United States, someone is going to wake up, leave the house and get...

HONG KONG — A new strain of the H1N1 swine flu virus is spreading silently in workers on pig farms...

In the absence of federal guidance, some health officials have forged ahead on their own.In mid-March, as the number of...

Patients and their families should realize that fluctuations in progress are normal.“There are going to be days where everything’s going...

It picked up the tab at Daniel and Peter Luger, but the inducements for doctors didn’t end with those New...

A firm estimate could help governments predict how many deaths would ensue if the virus spread out of control. The...

Many experts said the W.H.O. should embrace what some called a “precautionary principle” and others called “needs and values” —...