Addiction and Substance Use Disorders focus on understanding, preventing, and treating dependencies related to substances and addictive behaviors. Research examines biological, psychological, and social factors contributing to addiction. The field explores prevention strategies, rehabilitation programs, and recovery support systems. Studies aim to improve treatment effectiveness and long-term recovery outcomes. It also addresses the public health impact of substance misuse. This area plays a vital role in reducing addiction-related harms and improving community wellbeing.