I am 32 year old female with swollen lymph nodes (deep cervical nodes) in which 1 node 1.5 cm size where other 2 in small peanut size for past 3 weeks ,i have no fever fatigue or any other symptoms, actually breastfeeding my second child, as it has no other reason we did an fnac and report was reactive hyperplasia, I am totally stressed when my lymph node turns normal ,is this anything serious, do I need to go for biopsy.