What is Eris (EG.5.1), the New Variant of the Coronavirus Spreading Rapidly in the UK? Is it Barbie and Oppenheimer’s Reason for Its Rapid Spread? The Eris variant, also known as EG.5.1, is a subvariant of the Omicron variant, which remains the most prevalent coronavirus strain globally of the SARS-CoV-2 virus [1]. It has been...