1. Understanding Addiction Addiction is a chronic condition where a person becomes dependent on a substance (such as alcohol, heroin, or cocaine) or a behavior (such as gambling). It affects the brain’s reward system, leading to compulsive use despite harmful consequences. In the UK, common substance addictions include: * Alcohol * Heroin and other opioids * Crack cocaine * Prescription medications * Cannabis Addiction is not simply a lack of willpower. It is strongly linked to mental health conditions, trauma, poverty, and social exclusion. Organizations like NHS recognize addiction as a medical condition that requires treatment and support rather than punishment. 2. Withdrawal: What Happens When Someone Stops Using? Withdrawal occurs when a person reduces or stops using a substance they are dependent on. The body reacts because it has become used to the substance. Common Withdrawal Symptoms Physical symptoms: * Sweating * Shaking * Nausea and vomiting * Headaches * Muscle pain *...