美国一些人正在推动永久夏令时（pDST），但加拿大研究人员警告其可能带来负面的公共健康后果。他们的研究表明，pDST相关的早晨更黑暗可能会对睡眠模式、学习能力和整体生产力产生负面影响。 AI
排序理由 该条目讨论了政策变更可能对公众健康产生的影响，但并非政策或研究的起源。
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永久夏令时引发研究人员健康担忧
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报道来源 [1]
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永久夏令时可能成为公共卫生定时炸弹
Trump pushes the US to adopt pDST, but Canadian researchers say darker mornings come with costs for sleep, learning, and productivity