Changing your sheets every two weeks is a shocking rhythm for experts who reveal the ideal frequency… | April 9, 2025

In your opinion, how long should you keep your sheets before changing them? One week, two weeks, a month, or more… While everyone has their own habits, scientists have decided. Here’s how often you should wash your sheets.

How often should you wash your bed linen? One month, one week, three months… Opinions vary from one household to another. But every night, we spend an average of eight hours in our beds. While we sleep, our bodies sweat (especially in the summer) and we shed dead skin. As a result, our sheets become a veritable breeding ground for bacteria, dust mites, and germs, and can attract the odious bedbugs. Sheets are also affected by bedroom impurities such as dust, hair, and fur.