
Obesity in Australia has been described as an epidemic with increasing frequency. In 2007, the World Health Organization (WHO) found that 67.4% of Australian adults were overweight, ranking 21st in the world and third among major English-speaking countries. According to a 2019 report, two-thirds of Australians are now overweight or obese. So, which state in Australia is the most obese?
| Characteristics | Values |
|---|---|
| State with the highest obesity rate | South Australia |
| Town with the highest obesity rate | Tamworth, New South Wales |
| National obesity rate | 31.3% |
| National overweight/obese rate | 68.8% |
| State with the second-highest obesity rate | South Australia |
| Town with the second-highest obesity rate | Bridgewater, Tasmania |
| National diabetes rate | 7.2% |
| National diabetes rate (age 65 and over) | 17.4% |
| National diabetes rate (age 45-64) | 10.5% |
| National diabetes rate (age 25-44) | 4.6% |
| Obesity rate in Tamworth, New South Wales | 61.2% |
| Obesity rate in Bridgewater, Tasmania | 57% |
| Obesity rate in Moree, New South Wales | 49.5% |
| Percentage of adults who are overweight/obese in Queensland | 68.8% |
| Percentage of adults who are obese in Queensland | 34.6% |
| Percentage of adults who are overweight/obese in Victoria | 61.1% |
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What You'll Learn

Obesity rates in South Australia
Obesity is a significant problem in Australia, with the country ranking 21st in the world for the percentage of overweight adults. According to the World Health Organization (WHO), 67.4% of Australian adults are overweight, with 30% falling into the "obese" category in 1995, and 29% in 2007. This is a stark increase from the 1989-90 survey, which reported 4.6 million overweight or obese adults.
South Australia, in particular, is facing an obesity crisis, with obesity rates at an all-time high. In the 2005 National Health Survey, South Australia reported the highest obesity numbers at 19.6%. By 2014, this figure had risen to 25% in Canberra, straining healthcare infrastructure. A 2020 report by Torrens University revealed that Adelaide's north struggles the most with obesity in the state, with Davoren Park recording a 55.5% obesity rate. Elizabeth, Smithfield, and Elizabeth North followed with a 52% obesity rate.
The increasing prevalence of obesity in South Australia is not limited to adults. A study examining trends in body mass index and weight status from 2003 to 2019 found that severe obesity (BMI ≥ 35) increased significantly from 2.6% in 1991 to 5.3% in 2003. It is projected that by 2013, the self-reported prevalence of obesity in South Australian adults will be 27.8%, with a higher prevalence in females at 29.3%.
The rise in obesity rates in South Australia has been attributed to various factors, including lower levels of education, housing difficulties, low income, and unemployment. These factors contribute to poorer health status and higher obesity rates. Additionally, poor eating habits, the availability of fast food, sedentary lifestyles, and a decrease in the labour workforce are also considered factors in the state's obesity crisis.
To address the obesity crisis in South Australia, interventions at all levels of the population are necessary. This includes implementing health prevention strategies and long-term plans with a greater focus on education. Increasing access to parks and exercise areas, particularly in disadvantaged towns, could also help reduce obesity rates.
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Obesity rates in New South Wales
Obesity is a growing problem in Australia, and New South Wales (NSW) is no exception. NSW is home to around a third of Australia's population, and in 2022, 65.9% of people in the state were classified as overweight or obese. This is a worrying trend, as it indicates that the prevalence of overweight and obese individuals in NSW is higher than the national average.
In 2020, the town of Tamworth in NSW was named Australia's fattest town, with 61.2% of its residents classified as obese. This is significantly higher than the national obesity rate, which was reported to be around 31.3% during the same period. The northern NSW town of Moree also had a high obesity rate, with 49.5% of its residents being obese. These high obesity rates in NSW towns have been attributed to various factors, including low income, poor diet, and a lack of physical activity. For example, in Tamworth West, just 23% of residents exercise, and only 39% consume enough fruits and vegetables.
The government of NSW has recognized the issue of obesity and took a significant step in 2008 by announcing that it would pay for morbidly obese patients to receive weight-loss surgery. This was a pioneering decision, as NSW became the first state in Australia to offer such coverage. This decision highlights the state government's commitment to addressing the obesity epidemic and improving the health of its residents.
Obesity has been linked to various health conditions, and it is concerning that in 2022, 78.1% of people in NSW had at least one long-term health condition. While obesity is not the sole cause of these conditions, it is a significant contributing factor. Additionally, obesity has been associated with an increased risk of arthritis and other health issues. Addressing obesity and encouraging healthier lifestyles can help mitigate these risks and improve the overall health of the population in NSW.
Overall, the obesity rates in NSW are alarming, and they underscore the need for proactive measures to promote healthier lifestyles. Initiatives such as increasing access to parks and exercise areas, particularly in disadvantaged towns, can be beneficial. Furthermore, continued support for weight-loss surgeries and public health campaigns promoting healthy eating habits and physical activity can help tackle the obesity epidemic in NSW and improve the well-being of its residents.
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Obesity rates in Victoria
Obesity is a major health concern in Australia, with the country ranking third for the highest prevalence of overweight adults in the English-speaking world, according to 2007 statistics from the World Health Organization (WHO). The obesity rate in Australia has been described as an "epidemic" with an "increasing frequency".
Victoria, a state in Australia, has not been spared from this issue. Data from the National Health Survey 2017-18 suggests that about two-thirds (68%) of Victorian adults are overweight or obese, which equates to around 3.3 million people. This figure comprises about a third of adults who are obese and another third who are overweight. Furthermore, nearly a quarter of Victorian children are also overweight or obese, which is a worrying trend as obese children are five times more likely to remain obese in adulthood.
The Victorian Government, through VicHealth, has implemented measures to address this issue. They fund programs and initiatives that promote healthy eating and contribute to obesity prevention. These efforts are crucial as obesity is a significant risk factor for various health conditions, including hypertension, cardiovascular disease, type 2 diabetes, gallbladder disease, musculoskeletal disorders, certain cancers, psychological disorders, and breathing difficulties.
The prevalence of overweight and obese individuals in Victoria varies across different areas. For instance, residents of disadvantaged areas are more likely to be overweight or obese than those in more affluent regions. This disparity highlights the impact of socioeconomic factors on health outcomes.
While Victoria faces significant challenges in addressing obesity, it had the lowest incidence of obesity among the states and territories in the 2005 National Health Survey, with 17.0% of its population falling into the "obese" category. This survey also revealed that across Australia, 53.6% of adults reported being overweight, with 18% classified as obese.
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Obesity rates in Tasmania
Obesity is a growing problem in Australia, with the country ranking third amongst English-speaking countries for the prevalence of overweight adults. According to the World Health Organization (WHO), 67.4% of Australian adults are overweight, with 18% falling into the "obese" category in 2005, rising to 29% in 2016. This is a significant increase from 1995, when 30% of adults were overweight and 11% were obese.
While there is no specific data on Tasmania as a whole, one of its towns, Bridgewater, has been identified as the second most obese town in Australia. Bridgewater has an obesity rate of 57%, with a low average income and a lack of physical activity contributing to this high rate. The town's residents also have a lower level of educational attainment, with only 4.3% holding a bachelor's degree. Additionally, the average age of death in Bridgewater is just 66, significantly lower than the national average of 82.
The high obesity rate in Bridgewater, Tasmania, can be attributed to various factors, including socioeconomic status, dietary habits, and physical activity levels. The town's low average income may contribute to a lack of access to healthy foods or resources for physical activity. Poor dietary habits, such as a low consumption of fruits and vegetables, can also play a role in obesity.
To address the issue of obesity in Tasmania and Australia more broadly, experts have suggested increasing access to parks and exercise areas, especially in disadvantaged communities. Additionally, improving dietary habits and promoting physical activity can help reduce obesity rates and improve overall health outcomes.
While obesity rates in Tasmania and Australia are a cause for concern, there are efforts being made to address this issue. By increasing awareness, improving access to resources, and promoting healthy lifestyle choices, it is possible to make positive changes and improve the health and well-being of individuals and communities affected by obesity.
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Obesity in Australia: Causes
Obesity in Australia is a growing concern, with the country facing an ""epidemic"" with "increasing frequency." In 2022, two-thirds of Australian adults were living with overweight (34%) or obesity (31.7%), with the prevalence of obesity being similar for men (32.5%) and women (30.9%). The percentage of overweight and obese children in Australia has remained mostly steady over the past decade, with around 23-26% classified as overweight and 5-6% as obese. However, among Aboriginal and Torres Strait Islander children and adolescents, 38% were living with overweight or obesity, higher than the 24% of non-Indigenous children.
Several factors contribute to the high rates of obesity in Australia. Firstly, poor eating habits and the availability of fast food play a significant role. The introduction and proliferation of fast food since the 1970s have led to a shift in dietary patterns, with many Australians consuming high-calorie, nutrient-poor foods. Additionally, sedentary lifestyles and a decrease in the labour workforce have resulted in reduced physical activity levels, further contributing to weight gain.
Socioeconomic status also influences obesity rates, with adults living in areas of disadvantage having higher rates of overweight and obesity than those in more affluent areas. This may be due to limited access to healthy foods, safe spaces for physical activity, and health education in disadvantaged communities. Additionally, obesity rates vary across states and territories, with South Australia reporting the highest numbers (19.6%) in 2005, followed by Canberra (25%) in 2014, and Queensland with a slight increase from 65% in 2011-12 to 68.8% in 2022.
The prevalence of obesity also increases with age, with men over 75 and women aged 60-74 being the most impacted. This may be due to age-related factors such as decreased mobility, health conditions, or social factors influencing dietary and activity patterns. Furthermore, obesity rates among First Nations adults are significantly higher than those of non-Indigenous adults, with 74% of First Nations people aged 18 and over living with overweight or obesity.
To address the complex issue of obesity, Australia has implemented strategies such as the National Obesity Strategy 2022-2032, which aims to prevent, reduce, and treat overweight and obesity by targeting systems, environments, and commercial determinants that affect Australians' opportunities to lead healthy lives.
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Frequently asked questions
According to the 2005 National Health Survey, South Australia reported the highest obesity numbers at 19.6%. However, in 2020, new figures revealed that South Australia's obesity rates had risen to over 50%.
Lower levels of education, housing difficulties, low income, and unemployment contribute to obesity in South Australia.
The obesity rate in Australia has risen by 27% over the past 10 years, with almost a third of Australians being obese.
Obesity increases the risk of diabetes, some cancers, heart disease, arthritis, and dementia.

























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