A surge in pet adoptions has increased demand for dogs imported from around the world. Most are fine, but federal officials turned up 450 dogs in 2020 with false records — 50% more than in 2019.
In a large-scale study, Novavax said its vaccine was completely effective against the original coronavirus strain and also effective against some variants. It works differently than other vaccines.
After a stroke, people often lose dexterity in one hand. Now, the Food and Drug Administration has authorized a device that can restore function by encouraging the brain to rewire.
In his resignation letter, Dr. Aaron Kesselheim calls it "probably the worst drug approval decision in recent U.S. history." An FDA official says the agency found the benefits outweighed the risks.
Women aren't just upping their drinking, researchers say. Increasingly they are "drinking to cope," instead of for pleasure — which accelerates the risk of alcohol use disorder and its health damage.
An analysis of blood from people who had received the Johnson & Johnson COVID-19 vaccine found a lower level of neutralizing antibodies against viral variants but a strong response involving T cells.
Instead of putting genetic instructions into people whose cells then make a viral protein, the vaccines from Novavax, Medicago and Sanofi carry a spike protein payload.
The FDA has until Monday to decide whether to approve the first new Alzheimer's drug in nearly two decades. Two big studies of the drug produced conflicting results.
Oxford-AstraZeneca promised its COVID-19 vaccine would be effective, cheap and available worldwide. Five months after its launch, the path forward has been anything but smooth.
Until recently, plants from only one U.S. facility were approved for use in research. Adding new suppliers will accelerate understanding of cannabis' health effects and possible therapeutic uses.
Scientists around the world are working on a way to inject vaccines painlessly. The trick is to make the needles so small. they don't interact with the nerve endings that signal pain.
An influential scientific society has recommended scrapping a long-standing taboo on studying human embryos in lab dishes beyond 14 days and greenlighted a long list of other sensitive research.
There's a lot of room for dangerous misunderstanding when doctors and public health officials talk to diverse groups about COVID-19. Health literacy projects aim to dispel confusion in all languages.
African nations had been counting on Serum Institute of India for nearly all their COVID vaccines. Now the company says it won't be sending any more for months. And African officials are scrambling.
