ès . ▁A eros ana , ▁another ▁former ▁subs idi ary , ▁merged ▁on ▁ 1 ▁January ▁ 2 0 1 1 ▁with ▁Pro gr ès . ▁ ▁The ▁core ▁business ▁of ▁the ▁Hels ana ▁Group ▁is ▁basic ▁ins urance ▁under ▁the ▁Swiss ▁Health ▁In sur ance ▁Act ▁which ▁generates ▁around ▁ 7 0 ▁percent ▁of ▁Hels ana ' s ▁total ▁prem ium ▁income . ▁The ▁supp lement ary ▁ins urance ▁division ▁provides ▁ 2 7 ▁percent ▁of ▁Hels ana ' s ▁income . ▁ ▁In ▁September , ▁Hels ana ▁will ▁be ▁launch ing ▁the ▁Hels ana ▁Plus ▁( H els ana +) ▁ ▁bonus ▁programme . ▁The ▁bonus ▁programme ▁allows ▁members ▁to ▁ear n ▁Plus ▁points ▁for ▁health y ▁life ▁choices , ▁social ▁and ▁community ▁eng agement , ▁and ▁customer ▁loyal ty . ▁Register ed ▁customers ▁can ▁receive ▁c ash back ▁re wards ▁in ▁return ▁for ▁their ▁points . www . h els ana . ch / plus ▁ ▁History ▁ ▁Hels ana ▁emer ged ▁in ▁ 1 9 9 6 ▁from ▁the ▁mer ger ▁of ▁two ▁health ▁and ▁accident ▁ins urance ▁companies , ▁Hel vet ia ▁and ▁Art is ana . ▁Hel vet ia ▁was ▁founded ▁in ▁ 1 8 9 9 , ▁whilst ▁Art is ana ▁was ▁founded ▁in ▁ 1 9 5 2 . ▁Both ▁were ▁previously ▁supported ▁by ▁a ▁Swiss ▁Verein , ▁who ▁today ▁form ▁the ▁share hold ers ▁of ▁Hels ana . ▁The ▁F ond ation ▁S ana , ▁formerly ▁St iftung ▁Hel vet ia ▁S ana