课程总结：
詹姆斯-贝里博士解释说，成瘾源于大脑的奖赏系统，释放多巴胺的活动，如进食或锻炼，自然会让我们感觉良好，并强化积极的行为。然而，毒品等物质会制造 "人工奖赏"，释放大量多巴胺，从而压倒大脑的自然奖赏回路。这将重塑大脑，导致人们将吸毒置于基本需求之上。上瘾通常是一种应对创伤或情感痛苦的方式，因此很难摆脱。贝里博士强调，成瘾不仅仅是意志力的问题，而是一个受大脑化学、创伤和早期接触药物影响的复杂过程。
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课程总结：
詹姆斯-贝里博士解释说，成瘾源于大脑的奖赏系统，释放多巴胺的活动，如进食或锻炼，自然会让我们感觉良好，并强化积极的行为。然而，毒品等物质会制造 "人工奖赏"，释放大量多巴胺，从而压倒大脑的自然奖赏回路。这将重塑大脑，导致人们将吸毒置于基本需求之上。上瘾通常是一种应对创伤或情感痛苦的方式，因此很难摆脱。贝里博士强调，成瘾不仅仅是意志力的问题，而是一个受大脑化学、创伤和早期接触药物影响的复杂过程。
