There isn't one single "most unfit" country, as fitness depends on various factors, but rankings often point to Pacific Island nations like Samoa, Tonga, and Nauru for high obesity rates, while countries like the Czech Republic and Latvia rank high for alcohol consumption, and Afghanistan faces challenges with malnutrition and lack of access to care, indicating different aspects of "unfitness".
The U.S. has highest rate of disease burden among comparable countries, and the gap is growing - Peterson-KFF Health System Tracker.
According to the index, Singapore ranks first for healthcare, followed by Japan in second place and South Korea in third. In contrast, the United States ranks much lower, coming in at 69th place in this assessment. The full rankings are listed below.
It ranks in the middle of a "league table" for infant mortality and is placed behind several countries for each of our National Health Priority Areas — cardiovascular health, cancer control, injury prevention and control, mental health and diabetes.
The Mayo Clinic in Rochester, Minnesota, is consistently ranked as the #1 hospital in the world by publications like Newsweek and Statista for its overall excellence, research, and top-tier performance in numerous specialties, often holding the top spot for several years running. Other leading hospitals often appearing in the global top 10 include the Cleveland Clinic, Johns Hopkins Hospital, and Toronto General Hospital.
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Cardiovascular Disease
CVD is a leading cause of death in Australia, affecting about 5% of the population. Risk factors include high blood pressure, high cholesterol, smoking, obesity, and lack of exercise.
dementia, including Alzheimer's disease. advanced lung, heart, kidney and liver disease. stroke and other neurological diseases, including motor neurone disease and multiple sclerosis. Huntington's disease.
More corrupt
Of the 180 countries ranked in the 2024 CPI, published in February 2025, the top scorers included Denmark (90), Finland (88), and Singapore (84), while those perceived as the most corrupt included South Sudan (8), Somalia (9), and Venezuela (10).
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American Samoa – Leading the global rankings with an unprecedented 70.3 percent obesity rate, American Samoa faces the world's most severe obesity crisis among its adult population. 2. Nauru – This Pacific island nation records a 69.7 percent obesity prevalence, making it the second most affected country globally.
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No, Australia is not 90% white; while a large majority identify with European ancestry (around 76-80% in recent years), a significant and growing portion identifies as Asian, African, Middle Eastern, or Indigenous, making it a highly multicultural nation with diverse ethnic backgrounds, not overwhelmingly white. Recent census data shows European ancestry (English, Irish, etc.) makes up a large chunk, but Asian ancestries are also substantial, with over 17% Asian population and around 3.8% identifying as Aboriginal or Torres Strait Islander, per the 2021 census data from Wikipedia.
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While precise numbers are impossible, Tuberculosis (TB) is estimated to have killed the most humans in history, with around 1 billion deaths, followed by Smallpox, which killed hundreds of millions (300-500M in 20th century alone), and Malaria, a persistent killer since antiquity, with some sources suggesting it affected half of all people ever to live, though definitive figures are elusive.
Top 10 Healthiest Countries in the World
Japan has one of the highest life expectancy rates and some of the lowest rates of overweight and obesity in developed countries. The traditional Japanese diet and the way the Japanese eat are likely big contributors.
Numbeo also offers a quality of life index, finding the following 10 countries to take the top spots in 2025:
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As of 2022, the largest hospital in the world was found in Henan, China. With seven thousand beds, First Affiliated Hospital of Zhengzhou University was ranked as the largest hospital globally according to its number of beds. The second-largest hospital was also found in China.
The top 3 hospitals globally, according to Newsweek's 2025 rankings, are the Mayo Clinic - Rochester (USA), Cleveland Clinic (USA), and Toronto General - University Health Network (Canada), while rankings vary by country, with Australian hospitals like Royal Prince Alfred Hospital, The Alfred, and Royal Melbourne Hospital also highly ranked.