The immune system must maintain a delicate balance to defend against harmful threats while avoiding excessive inflammation.

Prior COVID-19 vaccination did not stop the immune system from mounting a protective response to the delta and omicron strains, though new mutation-specific antibody production dipped slightly, ...

Immune memory has long been thought to be restricted to the adaptive immune system of vertebrates. However, several lines of evidence have changed our understanding of immune memory and have shattered ...

Wearing multiple layers, staying hydrated, and warming up before exercising can help you stay safe and enjoy the cold weather. There may be some risks for people with certain conditions. Staying ...

Herd immunity occurs when enough people in a group are immune to a specific infection that it cannot spread easily from person to person. Vaccination programs have been successful in creating herd ...

Maryland lawmakers are calling for answers after claiming an Iowa superintendent who was arrested by immigration officers is still listed as an active voter in Maryland. According to the Maryland ...

Mammalian immunity has long been thought to rely solely on proteins and specialized immune cells. However, a newly proposed concept—RNA immunity—is reshaping this perspective. In a recent publication ...

Background: Exposure to the SARS-CoV-2 activates two forms of active immunity: natural appearance after infection and vaccine induced immunity. Methods: We have conducted a retrospective analysis the ...