Your toothbrush is home to more than 100 million bacteria including E. coli and staphylococci (Staph) bacteria, according to researchers at the University of Manchester in England. And the University of Alabama at Birmingham found that fecal germs were on your toothbrushes too.
All that sounds gross, but you needn't panic. Your mouth is also full of bacteria and your toothbrush probably won't make you sick, but there are ways to keep it clean so you stay healthy.
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