The Centers for Disease Control and Prevention (CDC) is expanding its surveillance program that tests international air travelers.

Since the World Health Organization (WHO) declared the increasing COVID-19 crisis a public health emergency of international concern...

New Covid strain nicknamed arcturus is quickly spreading across the U.S. Experts are warning that pink eye and high fever are two symptoms.

A subvariant of the highly contagious Omicron variant of COVID-19, XBB 1.16 — also known as Arcturus — was detected in January 2023.