High risk of heart disease 09/04/2023 FacebookTwitterEmail HIGH RISK: Professor Joseph Selvanayagam said there were a number of factors that contributed to Tatiara's high rate of heart disease. Picture: Supplied Sophie Conlon Heart disease kills about 50 per cent of the Australian population each year and due to several factors, residents in […] Subscribe or Login to see the rest of the content. Username or E-mail Password Remember Me Forgot Password