How Does Social Media Affect SEO?

Social media certainly affects SEO in more ways than anyone. It has both direct and indirect effects, especially on search engine rankings. Social sharing and creation of content affects SEO in several ways. With the help of content, information about a product or service can be visualized around the world. The correlation between social media activity and SEO has been explained mathematically in this video. Data from social media websites such as Facebook Topsy and Google +1 has been collected here and shown in the form of a bar diagram. Another way of using social media for SEO benefit is provision of personalized searches.