The counterintuitive twist in your T cell memory depends on how sick the virus actually made you.
The Centers for Disease Control and Prevention last month raised its benchmark for levels of the Covid virus in wastewater, adjusting a key metric for assessing the disease’s transmission. As a result ...
Vaccine-hesitant adults were more likely to consider getting a COVID-19 vaccine when public health messages acknowledged ...
Since it emerged in 2019, the coronavirus has spread rapidly around the world, causing the most destructive pandemic in 100 ...
Although foodborne pathogens have been in the spotlight all summer, another highly contagious virus is picking up steam: coronavirus. After a lull this spring and early summer, COVID-19 infections are ...
The new 2026-2027 COVID-19 vaccines are available. Experts explain who should get one the shots and why, the best time to get vaccinated, side effects and more.
Wastewater data shows COVID-19 rates are on a "summer surge" in several Bay Area communities. The increase is showing up in wastewater from Marin County to the South Bay, giving health officials a ...