□nmanyculturesa□dsocieties,inc□stisconsi□eredtabo□andis□tric□lyfor□□□de□.Theideaofromanticorsexua□relationshi□sb□t□ee□sib□ingsis□et□ithsho□k,dis□□st,andmoraloutrage.T□etab □nmanyc□l□uresandsocietie□,incestisconsideredtabo□andisstrictlyforbidde□□□he□□eaof□omanticorsexualr□lationshipsbet□eensibling□ism□twithsh□c□,disgu□t,□□dmoraloutra□□□Thetab I□□anycul□ur□□an□societies□i□cestisconsidered□abooandisstrictlyfo□bidden.Theideaofr□mantico□se□ua□rel□tionshipsbetweensiblingsis□etwithsho□k,□isgust,□n□mora□□u□rage□T□eta□