New research shows your cell phone may have more than 10 times the amount of bacteria than a toilet seat.
According to a new study, more than 17,000 bacterial gene copies were found on phones belonging to high school students.
Most of the bacteria aren't harmful, but a few are very dangerous: Streptococcus, MRSA, and E-coli.
Stay on top of breaking news stories with the ABC11 News App
Experts said washing hands several times a day will help.
And people are advised to keep their phones out of the bathroom.