How Dirty Is Your Toothbrush?
Toothbrushes may harbor illness-causing bacteria, but the way you store and care for your brush may influence its bacterial load significantly.
STORY AT-A-GLANCE
Your toothbrush serves as a reservoir for microorganisms and becomes contaminated with infectious organisms soon after its initial use
In both healthy people and those with oral disease, pathogenic bacteria and viruses were detected on toothbrushes, including E. coli and herpes simplex virus
One study found heavy contamination with pathog…
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