Long COVID is best understood as a collection of overlapping symptoms rather than a single post-viral condition, suggests a ...

New research reveals long COVID symptoms are not isolated but overlap and vary among individuals. Fatigue is the most common ...

BETHESDA, Md. - Scientists at the National Institutes of Health said they have gained new insight into the coronavirus alpha and delta variants, possibly explaining why the mutations are more ...

A large global review outlines recurring long COVID symptom clusters, including fatigue, neurological issues, respiratory ...

The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...

With each new COVID-19 variant, the interval between exposure and symptom development appeared to shorten, according to a study published Aug. 22 in JAMA Network Open. COVID-19 is known to have a ...

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...

The delta variant of SARS-CoV-2, the virus that causes COVID-19, has been making headlines as it has quickly become the most prevalent strain in America. But other variants of the virus are still out ...