Pre-Collegiate Global Health Review
New Threats: An Overview of the Delta and Delta Plus Variants of the Virus Causing COVID-19
Catherine Gan, Morristown High School, Morristown, New Jersey, USA The COVID-19 pandemic has caused millions of deaths and pushed healthcare systems around the world to their limits. As of August 15, 2021, there have been 207,906,437 COVID-19 cases and 4,373,339 deaths globally (Worldometer, 2021). COVID-19 is caused by the SARS-CoV-2 virus, and recently, a more virulent COVID-19 variant, the Delta variant, has come to the center of global attention. There are several variant