WASHINGTON - A recent study evaluated the differences between omicron and delta variant symptoms using data collected in December 2021 from a UK COVID infection survey. Analysis from the study is ...

Delta Air Lines lost $534 million in the first three months of the year, its first quarterly loss in more than five years. It became the first airline to report the financial blow caused by the ...

Since the start of the coronavirus pandemic, SARS-CoV-2 — the virus that causes COVID-19 — has mutated multiple times. These mutations have resulted in the emergence of several variants of the ...

CNN — A new and slightly changed version of the Delta coronavirus variant is spreading in a number of countries including the United Kingdom, United States and India, health officials say. This strain ...

Luke O'Neill does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

A new coronavirus variant is a bit like Frankenstein, with the head of omicron and the body of delta. Scientists are eager to learn more about the origins of hybrid variants like "deltacron." ...

Estimates show the variant accounts for over 51% of all new cases nationwide. A highly contagious variant of the novel coronavirus that was initially identified in India is now the dominant strain in ...