▁exercise , ▁ob es ity , ▁high ▁blood ▁ch ol ester ol , ▁poor ▁di et , ▁de pression , ▁and ▁excess ive ▁alco hol . ▁A ▁number ▁of ▁tests ▁may ▁help ▁with ▁diagn oses ▁including : ▁electro card i ogram , ▁card iac ▁stress ▁testing , ▁coron ary ▁computed ▁tom ographic ▁ang i ography , ▁and ▁coron ary ▁ang i ogram , ▁among ▁others . ▁ ▁W ays ▁to ▁reduce ▁C AD ▁risk ▁include ▁e ating ▁a ▁health y ▁di et , ▁regularly ▁exer cis ing , ▁maintain ing ▁a ▁health y ▁weight , ▁and ▁not ▁sm oking . ▁Medic ations ▁for ▁di ab etes , ▁high ▁ch ol ester ol , ▁or ▁high ▁blood ▁pressure ▁are ▁sometimes ▁used . ▁There ▁is ▁limited ▁evidence ▁for ▁screen ing ▁people ▁who ▁are ▁at ▁low ▁risk ▁and ▁do ▁not ▁have ▁sympt oms . ▁Tre at ment ▁involves ▁the ▁same ▁measures ▁as ▁prevent ion . ▁Add itional ▁medic ations ▁such ▁as ▁anti plate lets ▁( including ▁asp ir in ), ▁beta ▁block ers , ▁or ▁nit rog ly cer in ▁may ▁be ▁recommended . ▁Pro ced ures ▁such ▁as ▁per cut aneous ▁coron ary ▁inter vention ▁( P CI ) ▁or ▁coron ary ▁ar tery ▁by pass ▁surg ery ▁( C AB G ) ▁may ▁be ▁used ▁in ▁severe ▁disease . ▁In ▁those ▁with ▁stable ▁C AD ▁it ▁is ▁unclear ▁if ▁P CI ▁or ▁C AB G ▁in ▁addition ▁to ▁the ▁other ▁treat ments ▁impro ves ▁life ▁expect ancy ▁or ▁decre ases ▁heart ▁attack ▁risk .