pe x ▁of ▁their ▁curve , ▁located ▁in ▁the ▁thor ac ic ▁verte bra e , ▁is ▁quite ▁rig id . ▁ ▁Sch eu ermann ' s ▁disease ▁is ▁not orious ▁for ▁causing ▁lower ▁and ▁mid - level ▁back ▁and ▁neck ▁pain , ▁which ▁can ▁be ▁severe ▁and ▁dis abling . ▁The ▁suffer er ▁may ▁feel ▁pain ▁at ▁the ▁a pe x ▁of ▁the ▁curve , ▁which ▁is ▁ag gra v ated ▁by ▁physical ▁activity ▁and ▁by ▁periods ▁of ▁standing ▁or ▁sitting ; ▁this ▁can ▁have ▁a ▁significantly ▁det r iment al ▁effect ▁to ▁their ▁lives ▁as ▁their ▁level ▁of ▁activity ▁is ▁cur bed ▁by ▁their ▁dis ability . ▁The ▁suffer er ▁may ▁feel ▁isolated ▁or ▁une asy ▁amongst ▁their ▁pe ers ▁if ▁they ▁are ▁children , ▁depending ▁on ▁the ▁level ▁of ▁de form ity . ▁ ▁In ▁addition ▁to ▁the ▁pain ▁associated ▁with ▁Sch eu ermann ' s ▁disease , ▁many ▁suffer ers ▁of ▁the ▁dis order ▁have ▁loss ▁of ▁verte br al ▁height , ▁and ▁depending ▁on ▁where ▁the ▁a pe x ▁of ▁the ▁curve ▁is , ▁may ▁have ▁a ▁visual ▁' h unch back ' ▁or ▁' round back '. ▁It ▁has ▁been ▁reported ▁that ▁curves ▁in ▁the ▁lower ▁thor ac ic ▁region ▁cause ▁more ▁pain , ▁whereas ▁curves ▁in ▁the ▁upper ▁region ▁present ▁a ▁more ▁visual ▁de form ity . ▁Nevertheless , ▁it ▁is ▁typically ▁pain ▁or ▁cos met ic ▁reasons ▁that ▁prompt ▁suffer ers ▁to ▁seek ▁help ▁for ▁their ▁condition . ▁In ▁studies , ▁k y ph osis