It is the short name of the word Weblog which is a kind of virtual journal. A Blog is an interactive virtual Forum where you can clarify doubts, add comments, ask questions, post articles and information and do many other things. The most recent information is almost always seen first. There are millions of Blogs on any topic imaginable. To learn about SEO (Search Engine Optimization) we recommend participating in the Blog de PosicionamientoSuperior.com.