Scientists’ latest understanding of the facts, the suspicions, and the discounted rumors of SARS-CoV-2’s transmission from person to person

While the findings contradict previous studies that have linked human herpesvirus 6 to the neurodegenerative disease, they do not eliminate the possibility of a relationship.

Normal hair growth can lead to infection during cancer treatment.

Genetic material from the chikungunya virus remains in mouse cells after infection and may be linked to later joint pain.

The US Food and Drug Administration green lights a therapy for an extreme form of multidrug resistant TB.

A specific type of lung cell withstands flu infection by doubling down on DNA repair.

Quieting immune attacks against pathogens and even providing nutrients to the invaders could improve health, according to a new line of research.

A new study reveals an unexpected role for the immune cells and a previously unknown mechanism for the wasting syndrome.

Delivery guidelines should be updated to reflect these results, the authors write.