▁use , ▁impro ving ▁vocal ▁fol d ▁hyd r ation , ▁and ▁reducing ▁behav i ours ▁that ▁je op ard ize ▁vocal ▁health . ▁About ▁ 1 0 % ▁of ▁nod ules ▁resolve ▁on ▁their ▁own , ▁which ▁is ▁more ▁likely ▁if ▁they ▁are ▁smaller ▁and ▁the ▁on set ▁more ▁recent . ▁Tre at ment ▁of ▁vocal ▁fol d ▁nod ules ▁usually ▁involves ▁behaviour al ▁inter vention ▁ther apy ▁admin ister ed ▁by ▁a ▁speech - language ▁path ologist . ▁In ▁severe ▁cases , ▁surg ery ▁to ▁remove ▁the ▁les ions ▁is ▁recommended ▁for ▁best ▁pro gn osis . ▁In ▁children , ▁vocal ▁fol d ▁nod ules ▁are ▁more ▁common ▁in ▁males ; ▁in ▁adult s , ▁they ▁are ▁more ▁common ▁in ▁females . ▁ ▁Sign s ▁and ▁sympt oms ▁▁ ▁One ▁of ▁the ▁major ▁per cept ual ▁signs ▁of ▁vocal ▁fol d ▁nod ules ▁is ▁a ▁change ▁in ▁the ▁quality ▁of ▁the ▁voice . ▁The ▁voice ▁may ▁be ▁perce ived ▁as ▁ho arse , ▁due ▁to ▁a period ic ▁v ibr ations ▁of ▁the ▁vocal ▁fol ds , ▁and ▁may ▁also ▁be ▁perce ived ▁as ▁breath y , ▁due ▁to ▁an ▁incomplete ▁closure ▁of ▁the ▁vocal ▁fol ds ▁upon ▁ph on ation . ▁The ▁degree ▁of ▁ho ars eness ▁and ▁breath iness ▁perce ived ▁may ▁vary ▁in ▁sever ity . ▁This ▁vari ability ▁may ▁be ▁due ▁to ▁the ▁size ▁and ▁firm ness ▁of ▁the ▁nod ules . ▁Other ▁common ▁sympt oms ▁include ▁difficulty ▁producing ▁vocal ▁pitch es ▁in ▁the ▁higher ▁range ,