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Life expectancy in the U.S. in 1900 was about 47.3 years. This was due to high infant mortality rates, infectious diseases, and limited medical technology.
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The rise of early public health initiatives, like sanitation, clean water, and vaccination programs.
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This breakthrough led to improved treatments for diabetes and a rise in life expectancy.
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Penicillin becomes widely used, significantly reducing mortality from infections.
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Widespread vaccination campaigns for diseases like polio begin, boosting life expectancy.
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Increase in medical technologies like blood transfusions, organ transplants, and cancer treatments.
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Expansion of healthcare services, focus on preventive care, and the aging baby boomer generation.
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The rise of medical imaging, robotics, and less invasive surgeries further extends life expectancy.
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The overall life expectancy at birth in the United States was 77.8 years, representing a record high and an increase of 0.4 years from 2003.
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Advances in heart disease treatment, cancer therapy, and an increased focus on mental health care.
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Life expectancy is approximately 77 years, impacted by the COVID-19 pandemic, but still a significant improvement compared to the past. The aging population grows, necessitating greater healthcare and social work services.