▁independence ▁with ▁driving ▁also ▁requires ▁the ▁ability ▁to ▁load ▁and ▁un load ▁one ' s ▁wheel ch air ▁from ▁the ▁vehicle . ▁In ▁addition ▁to ▁acqu iring ▁skills ▁such ▁as ▁wheel ch air ▁trans fers , ▁individuals ▁with ▁a ▁sp inal ▁cord ▁injury ▁can ▁greatly ▁benefit ▁from ▁exercise ▁re condition ing . ▁In ▁the ▁majority ▁of ▁cases , ▁sp inal ▁cord ▁injury ▁leaves ▁the ▁lower ▁lim bs ▁either ▁entirely ▁par al yz ed , ▁or ▁with ▁ins u fficient ▁strength , ▁end urance , ▁or ▁motor ▁control ▁to ▁support ▁safe ▁and ▁effective ▁physical ▁training . ▁Therefore , ▁most ▁exercise ▁training ▁emp lo ys ▁the ▁use ▁of ▁arm ▁c rank ▁erg ometry , ▁wheel ch air ▁erg ometry , ▁and ▁sw imming . ▁In ▁one ▁study , ▁subjects ▁with ▁tra um atic ▁sp inal ▁cord ▁injury ▁participated ▁in ▁a ▁progress ive ▁exercise ▁training ▁program , ▁which ▁involved ▁arm ▁erg ometry ▁and ▁resistance ▁training . ▁ ▁Sub ject s ▁in ▁the ▁exercise ▁group ▁experienced ▁significant ▁increases ▁in ▁strength ▁for ▁almost ▁all ▁mus cle ▁groups ▁when ▁compared ▁to ▁the ▁control ▁group . ▁Ex er cis ers ▁also ▁reported ▁less ▁stress , ▁fewer ▁de press ive ▁sympt oms , ▁greater ▁satisfaction ▁with ▁physical ▁function ing , ▁less ▁pain , ▁and ▁better ▁quality ▁of ▁life . ▁Phys ical ▁ther ap ists ▁are ▁able ▁to ▁provide ▁a ▁variety ▁of ▁exercise ▁inter vent ions , ▁ ▁including , ▁pass ive ▁range ▁of ▁motion ▁exer cis es , ▁upper ▁body ▁wheel ing ▁( arm ▁c rank ▁erg ometry ), ▁functional ▁elect