Last year, Sha’Carri Richardson’s Olympic dreams were halted when a positive marijuana test resulted in disqualification from the 2020 Summer Olympic Games. Richardson stated her use of marijuana was to assist with managing her emotional response to her mother’s unexpected death.1 Without delay, media outlets used Richardson’s story to question the inclusion of testing and the use of marijuana in athletes. Notably, the stimulating and inhibiting actions of some banned substances result in physiological and psychological effects which are purported to affect athletic performance, while the notable short-term effects of marijuana include motor inhibition, transient lowering of heart rate and altered cognition.2 3 In the USA, both medicinal and recreational use of marijuana has increased as 37 states have legalised medical marijuana and 19 states have legalised recreational marijuana. While policies on marijuana use in the general population have changed in some locations, marijuana, or specifically tetrahydrocannabinol (THC) including all natural and synthetic cannabinoids, still appears on the World Anti-Doping Agency’s (WADA) Prohibitive List for athletes, alongside more dangerous substances such as cocaine and heroin.2 Concurrent with legislative changes, many sports organisations have changed their policies on …

中文翻译：

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是时候改变了

去年，沙卡里·理查森 (Sha'Carri Richardson) 的奥运梦想因大麻检测呈阳性而被取消 2020 年夏季奥运会资格而戛然而止。理查森表示，她吸食大麻是为了帮助控制她对母亲意外死亡的情绪反应。1 媒体机构毫不拖延地利用理查森的故事质疑运动员是否接受测试和吸食大麻。值得注意的是，一些违禁物质的刺激和抑制作用会导致生理和心理影响，据称会影响运动表现，而大麻的显着短期影响包括运动抑制、心率短暂降低和认知改变。 2 3美国，随着 37 个州将医用大麻合法化，19 个州将娱乐用大麻合法化，大麻的药用和娱乐用途有所增加。虽然在某些地方对一般人群使用大麻的政策已经发生变化，但大麻，特别是四氢大麻酚 (THC)，包括所有天然和合成大麻素，仍然出现在世界反兴奋剂机构 (WADA) 的运动员禁用清单上，此外还有更危险的物质可卡因和海洛因等物质。2 在立法发生变化的同时，许多体育组织也改变了他们关于……的政策。