(来源:劳动午报)
转自:劳动午报
熬夜后头痛不仅是没睡好,而是大脑修复程序被强制中断发出的生理警报。夜间深度睡眠时,大脑活动减弱,脑血管舒张,启动自清洁,清除腺苷等疲劳分子,修复神经元。熬夜时则腺苷持续堆积,刺激痛觉神经,引发头痛;肾上腺素、皮质醇等激素释放,会让血管收缩、血压升高。长期熬夜导致神经递质失衡,使头痛更易发生、更持久,脑供血不足,增加脑血管风险。
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