Google's Core Web Vitals have quietly become one of the most important business metrics on the web. Slow sites lose customers — it's that simple.

The Revenue Connection

Every 100ms of latency can cost you conversions. Fast sites convert better, rank higher, and retain more users.

What to Measure

Focus on LCP, INP, and CLS. Optimize images, defer non-critical JS, and lazy-load below the fold.