Has anyone experienced a vibrating upper left leg? Do you experience a vibrating sensation in your legs? Your brain can trick you into hearing your phone vibrate when it absolutely did not. , Its called phantom vibration syndrome, and it happens because your brain is so used to notifications that it Why Does My Phone Randomly Vibrate: iPhone + Android Cedars Sinai Expert Explains Causes of Tingling Feet I have a problem: when my phone is set to vibrate only and someone calls me while it's in my pocket, the vibrations simply fade out. Because of that, sometimes I don't