User-generated content (UGC) refers to any type of content, such as text, images, videos, etc., that has been created and published by end-users on the internet. This can include things like blog posts, reviews, comments, and social media posts, among others. UGC provides a platform for users to express their opinions and share their experiences with others, and it has become an increasingly important part of the online landscape as more and more people turn to the internet for information and interaction. UGC can provide valuable insights and information to other users, but it can also be inaccurate, biased, or contain inappropriate content, so it's important to critically evaluate and verify the information found in UGC before relying on it.