Phantom Vibrations Explained
Phantom vibrations have been known to fool all of us into reaching into our pocket for a non-existent call. The false vibrations or "sensory hallucinations" are errors in perception due to the deluge of information that assaults our senses on a daily basis. Once again, science leaps in and saves the day from the more obvious explanation that you are losing your mind. Hit the link for more details on this interesting psychological phenomenon.