: For digital articles, aim for a density of 1-2% (roughly 5 keywords per 500 words) to optimize for search engines without being penalized.
: You can find relevant long-tail keywords and analyze search volume using tools like the Keyword Tool , WordStream , or Wordtracker . KEYWORD/Hg47eAnNNc4RcS3VkqoCw
Using keywords to write your title and abstract - Author Services : For digital articles, aim for a density