Intheyearssincethen, researchershavefoundsomefactorsthatmakeyoumoreorlesslikelytofeelthevibrationsinthefirstplace — like a youngerage, keepingyourphoneonvibrate, andkeepingitin a breastpocket.
One 2013 studyfollowed 74 medicalinternsoverthecourseof a yearlonginternship, andmeasuredhowoftentheyfeltphantombuzzesaswellasanysymptomsofanxietyanddepression.