If you want to rank high on search engines, the most important thing to consider is start blogging in the topics that get a lot of search questions on the search engines but lacks useful content on the topic. When you work on niche topics you have higher chances of ranking because there is not much competition. The road to nicking fown begins with keyword research. You will have to do keyword research and try to find propriety niche for your primary keywords. Health is a general niche but diabetes or keyto diets can be niche topics.