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