1 AÇI CAK //201 Openi ngal i dr equi r ess mal lmus cl eandj oi nt us age.Eveni nnor malcondi t i onsi ti sdi f ficul tt o openl i ds .I ncas eofdi s or der sorweaknes s esi t becomesar ealpr obl em. Theai m oft hi sdesi gni st of aci l i t at e t hegr abbi ng,t wi st i ngmovement , enabl et heusageofar m muscl es, i nst eadoffingermuscl esandj oi nt s.
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