Study indicates how COVID-19 Vaccines and Infections Are Tweaking Our Immunity

How COVID-19 Vaccines and Infections Are Tweaking Our Immunity A study shows our immune systems may be getting better at protecting against new variants. TIME

Your immune system may be getting smarter every time you encounter COVID-19, a new study suggests. After getting vaccinated and infected, the immune system generates broader defenses against the virus, including against new variants.

In a paper published Jan. 19 in Science Immunology, researchers in South Korea compared immune cells in the lab from people with a variety of vaccine and infection histories throughout the different Omicron waves, which began in late 2021 with BA.1. ...