Marijuana use research focuses on understanding the effects of cannabis consumption on a variety of factors, including physical and mental health, cognition, behavior, and social outcomes. This research area seeks to explore the potential benefits and risks associated with marijuana use, as well as the impact of legalization and regulation on public health and society. Studies in this field may investigate the short-term and long-term effects of marijuana use, the prevalence and patterns of consumption, the therapeutic potential of cannabis-derived compounds, and the factors influencing individuals' decisions to use or abstain from marijuana. Overall, research on marijuana use aims to provide evidence-based information to inform policy, education, and public health initiatives related to cannabis use.