The document discusses obesity rates in Australia, definitions of health, and the aims of Personal Development, Health and Physical Education (PDHPE). It notes that a 2007-08 survey found 61.4% of Australians are overweight or obese. It provides definitions of health from the World Health Organization and aims of PDHPE including encouraging self-understanding, informed decision making, and lifelong physical activity. It argues that the state of Australian health is poor and PDHPE education can help address issues earlier.