Older Americans and those with weakened immune systems, groups still particularly vulnerable to the virus, may receive additional shots of the reformulated vaccine, federal officials said.
Author: APOORVA MANDAVILLI
AstraZeneca’s Covid Vaccine May Have Posed a Higher Heart Risk for Young Women, Study Shows
A new analysis examined deaths in Britain, where the company’s product was restricted in 2021 because of safety concerns.
The U.S. Program That Brought H.I.V. Treatment to 20 Million People
Over two decades, Pepfar may have saved an estimated 25 million lives, helping to slow the AIDS pandemic.
These Morning-After Pills May Prevent STI’s, Researchers Say
Taking a common antibiotic after sex greatly reduces the chances of developing syphilis, chlamydia and gonorrhea among men who have sex with men and among trans women.
Mpox Often Leads to Severe Illness, Even Death, in People With Advanced H.I.V.
The death rate among these patients is about 15 percent, researchers reported. The virus should be added to the list of opportunistic infections seen in patients with advanced H.I.V., scientists said.
How Climate Change Is Spreading Malaria in Africa
The mosquitoes that transmit the disease dramatically increased their range over the last century as temperatures warmed, scientists reported.
The Only H.I.V. Vaccine in Advanced Trials Has Failed. What Now?
Janssen Pharmaceuticals ended a global trial after independent experts determined the vaccine was not effective. But there are other possibilities in the pipeline, scientists said.
No Increased Stroke Risk Linked to Pfizer’s Covid Boosters, Federal Officials Say
An uptick hinted at in surveillance data was a mirage, the officials said.
Covid May Spread From Corpses, Scientists Report
Family members and health care workers should take precautions, experts said.
The Covid Pandemic’s Hidden Casualties: Pregnant Women
Many expectant women have avoided vaccination, unaware that the virus poses great risks to both fetus and mother.