The article addresses the issue of front-end bloat in full stack development, particularly with frameworks like React and Vue, which can lead to larger code bundles that slow down application loading times and degrade user experience. It introduces lazy loading as a solution, an optimization technique that delays loading non-essential components until needed, enhancing performance by reducing initial load times, conserving bandwidth, and preserving system resources. In React, lazy loading can be implemented using React.lazy() and React.Suspense, allowing components to load dynamically and display placeholder content while loading. The article emphasizes best practices such as lazy-loading non-essential components and setting error boundaries to manage potential loading failures, underscoring that proper implementation of lazy loading can significantly improve page performance and user satisfaction.