Have you ever wondered when you are reading a blog, how a number of other articles appear with similar topic appear at the end of your article? You can add related posts by category in WordPress with some plugins which will help you to achieve the same task as other famous blogs.
What are related posts?
We already answered that related posts are those that appear below your current content. Most of the times these are related to the topic you are reading at the moment. Suppose you are reading a post about 10 amazing places you should visit before you go old. Below that articles, there may be articles on 7 haunted places you should see or places to visit in South Africa or how to pack your bag for traveling etc.