5.Against your skin
Avoid pressing your phone against your skin. The electromagnetic radiation is even closer when you do this, and microorganisms from the phone's screen and buttons are transmitted to the skin on your face.
Scientists Reveal the 9 Places Where It’s Not a Good Idea to Keep Your Phone
Avoid pressing your phone against your skin. The electromagnetic radiation is even closer when you do this, and microorganisms from the phone's screen and buttons are transmitted to the skin on your face.