question: hey,i am 26 years old.today suddenly,while crossing my hand in the neck,i have found 4 small swelling in in the rt side.mostly in the posterior cervical change.they are painless,firm.i am quite ok with my health.no recent history of any viral infections.i have to add that i have been going through stress.i mostly do my work with my rt hand.and most of the time i feel pain in the rt side of my shoulder or neckor sometimes rt side of my whole body while doing computer jobs.i am worried.and i am also a newly passed doctor.bt i cant sort out this problem.would u please help!