This document discusses the impact of social media on human behavior and society. It begins by defining the differences between social media and social networks. It then discusses both the positive and negative impacts of social media on human behavior, including how it can make people more broad-minded but also more self-obsessed. The document also examines the positive impacts of social media on society, such as collaboration, as well as the negative impacts, like the spread of rumors. It includes surveys that show people spending increasing amounts of time on social media, especially during the pandemic.