Can changing your header tags hurt your SEO? It’s a simple question with a simple answer, but I want to go into more detail, so you know why things happen.
The simplest possible answer is, as you might expect, “yes.” Changing your header – H1, H2, whatever – tags can hurt your SEO, just like changing anything else about your site can hurt your SEO. At the same time, changing your H1 tags can help your SEO just as much.
What Are H-Tags?
H-tags, or header tags, are tags in HTML used for organization. When we talk about SEO, we generally talk about H1 and H2, sometimes H3. In fact, in supported HTML code, there are actually H-tags all the way up to H6. Most webmasters, however, simply never use anything above H2 or H3.
If you think about an outline structure of nested content, you get an idea of how to use H-tags. In a book, H1 might be your book title, H2 would be each individual act, and H3 would be each chapter within each act. If you have sub-sections within each chapter, those would be in H4. To be clear, this is the titles of each, not the entire section.
To use a more geographic analogy, you might put the entire planet in H1, the country in H2, the state in H3, the county in…