COVID-19 cases are rising in more than half of states. Is the US in a summer wave? What to know about COVID trends and ...

With a simple skin biopsy, researchers can learn about neurological conditions that may be associated with long COVID.

There is currently a surge in COVID cases right now according to the Arizona Department of Health Services but the State Superintendent of Education says schools will continue to operate normally.

COVID-19 first arrived in Coconino County on March 16, 2020, and local efforts to study the disease began not long after.

(CNN) - You may not need to throw out your expired COVID home tests just yet. The Food and Drug Administration is encouraging people to check its website for extensions before possibly throwing ...

Another study has suggested that rates of cerebral venous sinus thrombosis (CVST) are much higher among patients with COVID-19 than after vaccination with either the AstraZeneca or J&J vaccines.