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挑錯床單顏色可能害你失眠? 床單顏色與睡眠存在關聯

NOW健康
2025/10/07 | 2分鐘閱讀

【NOW健康 辰蘊如/台中報導】每晚陪伴你入眠的床單顏色,可能正是失眠的罪魁禍首!2024年底一項美國大型調查發現,近四成民眾在更換臥室顏色後,睡眠品質明顯改善。這個看似不可思議的現象,其實有著科學根據,來解開顏色與睡眠之間的神秘連結。

閉眼也能「接收」 床單的顏色密碼

別以為閉上眼睛就與顏色無關!哈佛醫學院研究發現,即使微弱如床頭燈一半亮度的光線,都能透過眼瞼影響大腦深處的松果體,進而干擾褪黑激素這種天然安眠藥的分泌。尤其人體視網膜裡藏著一群特殊的感光細胞,它們專門負責將光線訊息傳遞給掌管生理時鐘的大腦區域,即使躺在床上閉眼入眠,不同顏色的床單還是會反射出不同波長的光線,而這些光線訊號正悄悄地告訴大腦是該清醒還是該睡覺。

科學家透過光譜分析證實,藍光波段對褪黑激素的抑制效果最強,而紅光的干擾程度則相對較低,這就解釋為什麼某些顏色讓人精神抖擻,某些顏色卻能幫助放鬆安眠。

正確聰明選色 幫助你擁有一夜好眠

想要透過床單顏色改善睡眠,關鍵在於選對「波長」而非單純的美感。耳鼻喉專科張進芳醫師建議,藍色和綠色等冷色調是最佳選擇,因為這些顏色的短波長特性對神經系統刺激較溫和,能有效降低心率血壓,幫助身體自然進入休息模式。相反地,紅色、橘色等暖色調會刺激腎上腺素分泌,就像睡前喝了杯濃咖啡讓人亢奮。

不過,年齡也是重要考量因素,張進芳醫師表示高齡長者對明亮色彩接受度較高,年輕人則更適合柔和色調;此外,選擇床單時別忘考慮房間光線條件,畢竟大部分人使用臥室的時間都在夜晚,人工照明下的色彩效果與日光下截然不同。

張進芳醫師提醒,對於皮膚偏向敏感肌膚的人,還要搭配透氣舒適的天然纖維材質,有助睡眠的理想寢具環境才會完成。

# 首圖來源/Freepik

更多NOW健康報導▸矯正是美好旅程! 隱形矯正帶來3大效益綻放自信笑容▸飯後脹氣吃胃藥不見效? 婦人確診膽結石阻塞引膽管炎

NOW健康:FBIGThreadsYT官方LINE醫級邦健康安妞 Podcast❤溫馨提醒:歡迎轉傳「原始文章連結」分享,未經授權,請勿複製圖文轉貼本文。

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