The fast-spreading delta variant of the coronavirus has been gaining traction worldwide since it was first detected in India. It’s a version of the coronavirus that has been found in more than 80 ...

Here’s what the Centers for Disease Control and Prevention (CDC) says about the Delta variant, its symptoms, characteristics and other things to watch for: Viruses constantly change through mutation, ...

The Delta variant, also referred to as a "double mutant" because it carries two mutations, is 55 per cent more transmissible ...

A certain mutation in the COVID-19 Delta variant causes infected cells to form disruptive chunks in the lungs and leads to ...

UNITED STATES — The delta variant of COVID-19 is becoming even more dominant throughout the country. As numbers are rising, so is the amount of mixed messaging. Health professionals say getting the ...

Area health officials are encouraging residents to follow new federal health guidelines that advise Americans — even those who are fully vaccinated — to wear masks in certain situations in areas with ...

New evidence showing the delta variant is as contagious as chickenpox and may be more dangerous than other versions has prompted U.S. health officials to consider changing advice on how the nation ...

Moderna on Tuesday released preliminary data indicating its vaccine is likely to hold up against several variants of concern, including the Delta variant, which is predicted to become the dominant ...