Smartphone use is a research area that explores how individuals interact with and utilize smartphones in their daily lives. This research focuses on understanding how smartphones have become an integral part of our social, work, and personal lives, and how they impact various aspects of our behavior, such as communication, social interactions, information seeking, productivity, and entertainment. Researchers in this area may study topics such as smartphone addiction, multitasking behavior, privacy concerns, user experience, usage patterns, and the effects of smartphone use on mental health and well-being. The ultimate goal of this research is to improve our understanding of smartphone use and to inform the development of technologies and interventions that can enhance the positive aspects of smartphone use while minimizing the negative consequences.