Skeleton Screens 101
Skeleton Screens 101: A skeleton screen is used as a placeholder while users wait for a page to load. This progress indicator is used for full page loads and reduces perception of a long loading time by providing clues for how the page will ultimately look. Skeleton screens help users build a mental model of what will be on the page and even gives some clues as to the underlying information hierarchy. There are 3 main types of skeleton screens: Static-content and -image skeleton screens.