7 Gross Things That Could Be on Your Toothbrush - Better Report
Staphylococcus aureus is a type of bacteria found on our skin and inside our noses — and that’s one reason it can end up on toothbrushes. But it may also get there via aerosolized droplets from the toilet; in fact, one study found that it wasn’t present on the bristles of toothbrushes kept in bathrooms without a toilet.