▁Review ▁found ▁some ▁evidence ▁that ▁coun s elling ▁and ▁education ▁in ▁an ▁effort ▁to ▁bring ▁about ▁behavior al ▁change ▁might ▁help ▁in ▁high - ris k ▁groups . ▁However , ▁there ▁was ▁ins u fficient ▁evidence ▁to ▁show ▁an ▁effect ▁on ▁mort ality ▁or ▁actual ▁card i ov asc ular ▁events . ▁ ▁In ▁di ab etes ▁m ell it us , ▁there ▁is ▁little ▁evidence ▁that ▁very ▁tight ▁blood ▁sugar ▁control ▁impro ves ▁card iac ▁risk ▁although ▁improved ▁sugar ▁control ▁appears ▁to ▁decrease ▁other ▁problems ▁such ▁as ▁kid ney ▁failure ▁and ▁blind ness . ▁The ▁World ▁Health ▁Organ ization ▁( W HO ) ▁recomm ends ▁" low ▁to ▁moder ate ▁alco hol ▁int ake " ▁to ▁reduce ▁risk ▁of ▁coron ary ▁ar tery ▁disease ▁while ▁high ▁int ake ▁increases ▁the ▁risk . ▁ ▁Diet ▁ ▁A ▁di et ▁high ▁in ▁f ruits ▁and ▁veget ables ▁decre ases ▁the ▁risk ▁of ▁card i ov asc ular ▁disease ▁and ▁death . ▁Veg et ari ans ▁have ▁a ▁lower ▁risk ▁of ▁heart ▁disease , ▁possibly ▁due ▁to ▁their ▁greater ▁consumption ▁of ▁f ruits ▁and ▁veget ables . ▁Ev idence ▁also ▁suggests ▁that ▁the ▁Mediter rane an ▁di et ▁and ▁a ▁high ▁fi ber ▁di et ▁lower ▁the ▁risk . ▁ ▁The ▁consumption ▁of ▁trans ▁fat ▁( comm only ▁found ▁in ▁hydro gen ated ▁products ▁such ▁as ▁marg ar ine ) ▁has ▁been ▁shown ▁to ▁cause ▁a ▁prec ursor ▁to ▁a ther os cl eros is ▁and ▁increase ▁the ▁risk ▁of ▁coron ary ▁ar tery ▁disease