{"id":10,"date":"2026-09-04T08:03:15","date_gmt":"2026-09-04T08:03:15","guid":{"rendered":"https:\/\/addictioninfo.org\/index.php\/what-is-addiction\/"},"modified":"2026-09-04T09:25:55","modified_gmt":"2026-09-04T09:25:55","slug":"what-is-addiction","status":"publish","type":"page","link":"https:\/\/addictioninfo.org\/index.php\/what-is-addiction\/","title":{"rendered":"What Is Addiction?"},"content":{"rendered":"
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Key answer<\/h2>\n

Addiction is a treatable health condition in which substance use or a behavior becomes difficult to control and continues despite meaningful harm. It involves interacting changes in reward, stress, learning, decision-making, relationships and daily routines\u2014not a simple lack of willpower.<\/p>\n<\/div>\n

Addiction, substance use disorder and behavioral addiction<\/h2>\n

In clinical settings, problematic alcohol or drug use is usually described as a substance use disorder<\/strong>. Severity is based on the number and impact of symptoms, not on a stereotype of what an \u201caddicted person\u201d looks like. Gambling disorder is a formally recognized behavioral addiction; other repetitive behaviors can also become clinically serious, although the diagnostic evidence and terminology are not identical for every behavior.<\/p>\n

The word addiction<\/em> remains useful in everyday language, but it should not be used to shame or define a person. Person-first language\u2014such as \u201ca person with alcohol use disorder\u201d\u2014keeps the focus on a condition that can change.<\/p>\n

How addiction develops<\/h2>\n

No single cause explains every case. Risk can be influenced by genetics, age of first exposure, trauma, stress, pain, mental-health conditions, social environment, availability, the speed and intensity of a drug\u2019s effects, and learned associations between use and relief. Protective factors also matter: supportive relationships, stable housing, meaningful roles, access to care and skills for managing distress.<\/p>\n

Repeated exposure can strengthen cues and habits. A person may begin by seeking pleasure or relief, then use increasingly to avoid withdrawal, emotional distress or disruption. The balance between immediate reward and longer-term consequences becomes harder to manage, especially under stress.<\/p>\n

Core signs clinicians consider<\/h2>\n

A substance use disorder is identified from a pattern of symptoms over time. Common domains include:<\/p>\n