Substance abuse refers to the harmful or hazardous use of drugs and alcohol. It often leads to addiction, where individuals feel a strong need to consume these substances despite negative consequences. This behavior can affect a person's health, relationships, and daily life, making it difficult to function normally. People struggling with substance abuse may experience various challenges, including mental health issues, financial problems, and legal troubles. Treatment options, such as therapy and support groups, can help individuals recover and regain control over their lives. Understanding and addressing substance abuse is crucial for promoting healthier communities.