There is no one definitive answer to this question, as the best blog niche will vary depending on your personal interests and expertise. However, some popular blog niches include parenting, cooking, fashion, technology, and lifestyle. Additionally, it is important to choose a niche that you are passionate about and can write about expertly. If you are not sure which niche to choose, start by reading online articles and researching different topics to get a better understanding of the industry.
Once you have a good understanding of the blogosphere, it is time to start creating content. Writing about your favorite topics offers readers insight into your world and can help you build an audience of loyal readers.