Core Web Vitals, including Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS), are essential metrics for web performance optimization that significantly impact user experience and SEO rankings. Optimizing these metrics leads to improved user engagement, lower bounce rates, and increased conversions, giving businesses a competitive advantage. Tools like Google Search Console and PageSpeed Insights help assess and enhance these vital metrics to future-proof websites in the evolving digital landscape.