If 100 people use the same amount of the same drug for the first time, why do they all not respond exactly the same? Why do some become hopelessly addicted to nicotine while others quit so easily? Why do those adopted out of a family with many suffering from addiction still become addicted more often than the general population? What is the single biggest contributor to becoming an addict? Genetics. Dr Joe guides listeners of all backgrounds in better understanding the role of genetics in addiction.
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