Inman□culturesandsocie□ies,in□estiscon□ideredtabooand□sstri□tl□□orbidde□□Theideao□□o□an□i□□rsex□al□elationsh□psbetwe□nsi□lings□smetwith□hoc□□disgust,a□□mor□□o□□rag□.T□e□ab□/p> I□manycultur□□a□dsocieties,inces□□□consid□redtabooandisstrictlyforbidden.Theideaof□oman□□□o□se□ualrelatio□ships□etw□e□siblin□□ismetwithsh□ck,dis□u□t,and□oral□utrage.□□eta□ □nmany□ulturesand□oc□e□□es,inc□□tisconside□edtabooandisstrictly□orbid□en.Theideao□□om□nticorsexual□elationsh□ps□e□weensiblingsismetwithshock,□□sg□st,a□□moraloutr□ge.Th□ta□