How CLS optimizations increased Yahoo! JAPAN News's page views per session by 15%Shunya Shishido, Tomoki Kiraku, Milica MihajlijaUpdated: Mar 15, 2021Optimizing CLS by 0.2 led to a 15% increase in page views per session, 13% longer session durations, and a 1.72 percentage point decrease in bounce rate.Case Study Web Vitals