I am 21 years old boy. I feeling vibration type (jhan jhanahat) in right part of stomach from 1 month and it is occur 3-4 time a day nd it is automatically gone when I rub my stomach with hands or stretching my stomach .i have no pain .bt this prblm irritating me during study. I think its a stomach worms (pet mai keede) who make my mind to think something moving in stomach .so pls give your valuable suggestion.