To understand the basics of addiction and physical dependence,one must understand the role of

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Dopamine is a neurotransmitter that plays a crucial role in both addiction and physical dependence. Dopamine is released in the brain when we engage in pleasurable activities, such as eating or having sex. Drugs and other addictive substances can also stimulate dopamine release, creating a powerful reward signal that reinforces drug-seeking behavior. Over time, the brain can become physically dependent on the drug to maintain normal dopamine levels, leading to withdrawal symptoms when the drug is no longer available.

To Understand the Basics of Addiction and Physical Dependence,one Must