Es ) ▁may ▁help ▁to ▁reduce ▁und ue ▁vocal ▁stra in . ▁Furthermore , ▁recommend ations ▁for ▁voice ▁profession als ▁include ▁warm - up ▁and ▁cool - down ▁exer cis es ▁for ▁the ▁voice ▁to ▁reduce ▁stra in . ▁Additionally , ▁using ▁ampl ification ▁devices , ▁such ▁as ▁speak ers ▁or ▁micro ph ones , ▁is ▁recommended ▁for ▁individuals ▁who ▁speak ▁to ▁large , ▁and ▁even ▁small ▁groups ▁or ▁in ▁the ▁presence ▁of ▁background ▁noise . ▁ ▁H yd r ation ▁ ▁St ay ing ▁hyd r ated ▁decre ases ▁the ▁pressure ▁that ▁the ▁vocal ▁fol ds ▁ex ert ▁on ▁one ▁another ▁by ▁ens uring ▁sufficient ▁lub ric ation ▁by ▁m uc osa , ▁increasing ▁the ▁efficiency ▁of ▁vocal ▁fol d ▁oscill ation ▁during ▁speech , ▁and ▁prom oting ▁a ▁health y ▁voice ▁quality . ▁Cons umption ▁of ▁c aff e ine ▁in ▁large ▁quantities ▁is ▁de h yd rating ▁and ▁is ▁therefore ▁imp licated ▁in ▁an ▁increased ▁risk ▁of ▁vocal ▁fol d ▁nod ules . ▁ ▁L ifest yle ▁changes ▁ ▁Be hav i ours ▁such ▁as ▁frequent ▁thro at ▁clear ing , ▁shout ing , ▁speaking ▁over ▁background ▁noise , ▁and ▁hard ▁cry ing ▁are ▁associated ▁with ▁an ▁increased ▁risk ▁of ▁developing ▁nod ules ▁and ▁other ▁vocal ▁path ologies . ▁Furthermore , ▁un con vent ional ▁voice ▁practices ▁such ▁as ▁speaking ▁in ▁the ▁fal set to ▁register , ▁cause ▁excess ive ▁stra in ▁and ▁may ▁result ▁in ▁nod ules . ▁The ▁avoid ance ▁of ▁dam aging ▁vocal ▁behav i ours ▁may