The U.S. Food and Drug Administration issued a new recommendation on Thursday that asymptomatic people …
The Centers for Disease Control and Prevention relaxed many of its Covid-19 guidelines this week, …
Over six years, many doctors told the patient he had peripheral neuropathy. What they couldnt tell him was why or how to treat it.
The fraud trial of Ramesh Balwani, the chief operating officer of the failed blood testing start-up Theranos, is heading to a verdict soon.
As a new version of bird flu spread through North America this spring, scientists began finding the virus in red foxes, bobcats and other mammals.
The cancer eventually will become the third most common type among women, experts say. The mortality rate is highest among Black Americans.
Some scientists believe that a clearer picture of Covid vaccine efficacy could have emerged sooner if investigators had tracked certain immune cells, not just antibodies.
The tests screen for cancers that often go undetected, but they are expensive and some experts worry they could lead to unnecessary treatments without saving patients lives.
Some people may test positive for the coronavirus for 10 days or longer, but interpreting those results remains difficult, experts said.
After reaching historic lows more than a decade ago, rates are on the rise again.
New treatments aim for a gene variant causing the illness in people of sub-Saharan African descent. Some experts worry that focus will neglect other factors.
The meeting was meant to reinvigorate the response as vaccination and testing lag. Many attendees said Covid fatigue had become nearly as big a danger as Covid itself.
The antiviral pills, plentiful in the United States, are scarce overseas. Health groups and the White House want to expand access but face obstacles that evoke the H.I.V. epidemic.
Extending your vacation as you wait for negative test results its a luxurious thought. But the reality can be expensive and stressful. Heres what you need to know.
Researchers combined Modernas existing vaccine with one designed to attack the Beta variant, and found it provided a stronger defense against several variants.