Keywords in H1 Tag

What is the importance of using Keywords in H1 Tag?

Use Important Keywords in H1 Tag for SEO Ranking

H1 Tag is another relevancy signal to search engines. H1 is the "second title tag" which is not of greater importance but still carries some influence in boosting the rank of a website. Based on the study made by Chris ButterWorth on June 29, 2012, the graph is figured out below.
Heading Tags Ranking Graph

Related Topics

Google Ranking Factors