This thesis analyses unhealthy mentality and mental harm after sportsmen taking stimulant. And based on this, it appeals to the supervision and management of it.

本文从心理学角度对目前运动员使用兴奋剂的不良心态和心理危害进行了分析，并呼吁应加强这方面的监督和管理。

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Furthermore, the fact that coffee is a mental stimulant is well-documented.

FORBES: Repent! The End Of Cheap Coffee Is Nigh!