Over the last century, the world population has undergone a dramatic transformation, particularly in terms of aging. In the early 20th century, the global population was relatively young due to high birth rates and shorter life expectancies. However, significant advancements in health care, nutrition and living standards have contributed to a remarkable increase in life expectancy worldwide. In 1900, the average life expectancy at birth was 32 years, which was the average for a newborn. However, this has more than doubled to 72 by 2024. Simultaneously, birth rates have declined, especially in developed countries, resulting in an aging population. By…
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