We often decide to change a toothbrush or loofah based on how worn they look. Bristles coming out? OK, change now. Loofah no longer exfoliates? Yes, time to change.
However, because of the warm and wet environment of your bathroom, your old toothbrushes and loofahs are teeming with bacteria and can cause skin infections.
Here’s how often you should be changing them, regardless of how they look.