An Advanced Health Directive is a way to think about and plan what medical treatment you would like in the event that you cannot make decisions for yourself.

Further information about Advanced Health Directives, also known as A Living Will, can be found on the NBOCC site at this link

http://nbocc.org.au/breast-cancer/living-with-breast-cancer/putting-your-affairs-in-order#AHD

Information about advanced health directives and enduring powers of attorney in Queensland can be found here.

http://www.justice.qld.gov.au/justice-services/guardianship/making-health-care-decisions/advance-health-directives

Information for other states can be found by doing an internet search.