#core web vitals

Core Web Vitals are a set of metrics that measure the speed, responsiveness and visual stability of webpages. They provide an indication of how well a page is performing in terms of user experience. These metrics are based on real-world user interactions and are essential for understanding the performance of a website. Core Web Vitals measure things like loading time, interactivity, visual stability and more. JavaScript plays an important role in improving the performance of these vitals, as it can be used to optimize the loading time and interactivity of a webpage.