健康生活學

床單一週不洗細菌量比廁板多！即學清洗床單貼士，拒絕與百萬細菌同眠

2023/09/08

你有想過床單的細菌會比廁板更多嗎？研究發現，一星期不洗床單和枕頭套，分別可以累積5百萬和3百萬細菌，比廁板的細菌數目多出約兩萬倍！¹而且當中的細菌和塵蟎更可能會導致敏感、皮膚炎甚至肺炎。不想與細菌同眠，就要留意以下的床上清潔小貼士。

床單、枕頭套成細菌溫床影響人體健康

我們每晚都會長時間接觸床單，並留下皮屑、汗水、油脂等物質，長期積聚就會導致細菌滋生。常見的細菌包括擬桿菌屬（可導致闌尾炎、皮膚炎、肺炎）、梭桿菌目（可導致皮膚潰瘍、雷米爾氏症和牙周病）等。

另外，床單上的皮屑亦會吸引塵蟎，塵蟎及其排泄物均可引發敏感甚至哮喘。^2-4

參考資料：

Amerisleep. Bacteria in your Bed. Available at: https://amerisleep.com/blog/bacteria-in-your-bed/#methodology. Accessed 1 September 2023.
Time4Sleep. Clostridiales, Neisseriales, and Fusobacteriales: The Bacteria That Lurks in Four-Week-Old Bedsheets. Available at: https://www.time4sleep.co.uk/blog/clostridiales-neisseriales-and-fusobacteriales-the-bacteria-that-lurks-in-four-week-old-bedsheets. Accessed 1 September 2023.
Dunn RR,et al. Home Life: Factors Structuring the Bacterial Diversity Found within and between Homes. PLOS ONE 8(5): e64133.
CNN. How frequently should you wash your bed sheets? More often than you think. Available at: https://edition.cnn.com/2021/07/30/health/bed-sheets-washing-partner-wellness-partner/index.html. Accessed 1 September 2023.