0 Question: what is the most interesting fact you know? Keywords: fact, quirky Asked by to Edward, Ian, Mathew, Naomi, sakshisharda on 17 Jun 2014. This question was also asked by .
Naomi Osborne answered on 17 Jun 2014:
Hi Laurencomaish,
There are over 100 trillion bacteria living in your gut, weighing 1.5kg!
They help us digest food, fight off nasty bacteria and help boost our immune system – they’re very important for our health!
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