Caffeine addiction, or Caffeine Use Disorder, is a problematic pattern of compulsive caffeine consumption, leading to dependence where the body needs it for normal function, causing tolerance, leading to a person needing significantly more caffeine for the same alertness, and significant withdrawal, where the person experiences headaches, drowsiness, irritability, nausea, or fatigue when stopping. ) when stopped, often despite negative health or life consequences like anxiety, insomnia, or GI issues. It stems from caffeine stimulating the brain's reward system (dopamine), creating a pleasurable cycle that makes it difficult to quit, leading to Unsuccessful attempts to cut down or control caffeine intake. despite knowing it causes worsened anxiety, poor sleep, insomnia, or stomach problems.
People get addicted because the brain chemistry of caffeine use blocks adenosine receptors and increases dopamine, making you feel good and reinforcing the habit. where the brain adapts to caffeine's presence, creating physical dependence. Some of the contributing factors include high stress, genetics, metabolism, and cultural norms (e.g., coffee breaks). The addict typically can't function until they've had caffeine. They usually experience significant withdrawal symptoms if they miss a dose and continue to consume high amounts despite sleep problems, anxiety, or digestive issues, leading to failure to meet major responsibilities (work, home) due to caffeine use or withdrawal.