There may be poo on your toothbrush
Toothbrushes in communal bathrooms could be playing a game of catch with the bacteria faecal coliforms, spreading it far and wide in a short time, according to a new study.
If the name “faecal coliforms” gives you the willies, the bacteria originates in the intestines, just as the name suggests.
“The main concern is not with the presence of your own faecal matter on your toothbrush, but rather when a toothbrush is contaminated with faecal matter from someone else, which contains bacteria, viruses or parasites that are not part of your normal flora,” says Lauren Aber, a graduate student at Quinnipiac University (QU) in the US.
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