core web vitals 2025

Core Web Vitals evolution: changes since 2021 Since their introduction in 2021, Core Web Vitals (CWV) have evolved from a set of three user experience metrics to a broader performance framework. The biggest changes: By 2025, CWV aren’t just SEO signals—they directly correlate with conversion, engagement, and retention. LCP optimization: images, fonts, and server response […]