According to these two experts, bathrooms are crawling with bacteria that comes from our intestinal tracts.
How does it get everywhere? When you flush the toilet, the turbulence from the water can spread tiny vapour drops of faecal matter and urine metres around - including onto your phone.
It’s not normally a problem if you take the time to wash your hands properly - but it’s not recommended to wash your phone at the same time!
The take away? Leave your phone somewhere clean, and flush the loo with the lid down.
This article originally appeared on That's Life