A 37,000-Year Chronicle of What Once Ailed Us
In a new genetic study, scientists have charted the rise of 214 human diseases across ancient Europe and Asia.
Immune System
Used in Covid Shots, mRNA May Help Rid the Body of H.I.V.
A new study shows how the technology deployed in Covid vaccines helped scientists coax the virus out of hiding.
U.S. Authorizes a New Round of Covid Boosters
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.
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.