A long video is a video that's longer than usual and can range from several minutes to even hours. Unlike shorter videos that are quick and to the point, long videos go into more detail and cover a topic more extensively.

They're often used for in-depth explanations, tutorials, or discussions where more information is needed. Long videos can be beneficial because they allow creators to dive deep into a subject, providing thorough explanations and answering many questions viewers might have. They're also good for keeping viewers engaged for a longer period, which can be helpful for platforms like YouTube, where watch time matters for ranking.