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Web Performance Optimization: Fast and Responsive Sites People expect fast websites. If a page loads slowly, visitors leave. Even small delays can lower engagement and hurt search rankings. The good news is that many improvements are simple and affordable. Fast and responsive sites feel smooth on phones, tablets, and desktops alike. Start with measurement. Run quick checks to spot slow parts. Look at what users see first and aim to speed up the visible content. Then apply a few reliable tricks that work for most sites. ...

Performance Optimization for Web Apps Performance matters for user experience, accessibility, and business goals. A page that loads quickly keeps visitors engaged and helps search rankings. Even small delays, like half a second, can change behavior. The goal is to reduce work for the browser while delivering important content fast. Measure performance Start with a baseline. Use Lighthouse, Chrome DevTools, and WebPageTest to gather figures such as FCP, LCP, TTI, and CLS. Record values weekly to spot trends and check progress after changes. ...