Google announced another Core Update (the second of 2020), which caused heavy rankings flux from about May 4-6. Peaking at 113°, it measured on MozCast as the second-highest Core Update after the August 2018 “Medic” update.
Google has given advice on what to consider if you are negatively impacted
Read more: https://searchengineland.com/google-may-2020-core-update-rolling-out-today-334128
