Get a ultra sound to see for dimensions.
If the dimensions remain the same u need not worry about them
Painless lymphnodes shouldn't be the cause of worry. Avoid overdue self examination.
If u are having cough, evening rise of temparature then consider for a consult.
At times a old infection may be the cause of lymphnode swelling
Next Steps
ultrasound of the neck
Health Tips
if tobacco consumption in form of cigarettes or paan is there avoid it totally.
if u are healthy and no addiction just ignore it.