Our Scans · Life Expectancy · Weekly Summary

• [New] Between 1970 and 2021, and despite a recent inflection, the life expectancy of people aged 65 and older has increased by three years, and predictions show that by 2050, the 65 + population will represent over 20% of the overall population. / USA PubMed Central (PMC)
• [New] As life expectancy rises globally, the sheer volume of older adults, who are at the highest risk for neurodegenerative disorders, is leading to an unprecedented increase in dementia diagnoses. Precedence Research
• [New] The current life expectancy is 79 years old, but on average U.S. adults surveyed by Pew Research hope to live until 91. PLANADVISER
• [New] Climate projections under moderate emissions pathways suggest a cumulative decline of 2.8 years in life expectancy by 2100, amounting to US$ 35 trillion losses, with most of the monetary burden falling on the middle-aged population. Nature
• In Japan, more than 70% of life expectancy gains could be attributed to declines in mortality at ages 65 and over at the end of the observation period. PubMed Central (PMC)
• As global life expectancy rises and conditions such as HIV are managed as chronic rather than terminal illnesses, more people worldwide are living long enough to face a cancer risk. The Guardian
• As global life expectancy continues to rise, promoting healthy ageing has become a critical public health priority, with the older population projected to more than double by 2050. JMIR mHealth and uHealth
• The gap between female and male cohort life expectancy at birth in the UK has fallen from 4.4 years in 1981 to 3.3 years in 2024, and is projected to be 2.9 years in 2049. Office for National Statistics
• Childhood obesity is arguably the greatest risk for future health globally and stands to compromise advances made in human health and life expectancy over the last century. PubMed Central (PMC)
• For the UK, the difference between female and male cohort life expectancy at birth has fallen from 4.4 years in 1981 to 3.3 years in 2024, and is projected to be 2.9 years in 2049. Office for National Statistics
• Mimicking other countries' government-run health care systems will not address the social ills behind America's lagging life expectancy. Yahoo News
• Global life expectancy has risen sharply since 1950 but is projected to grow more slowly in coming decades as aging populations and chronic disease replace infectious disease as primary drivers of mortality. World Population Review
• Life expectancy at birth is expected to increase from 78.9 years to 82.3 years from 2025 to 2055, and life expectancy at age 65 is forecast to increase from 19.7 years to 21.8 years. / USA Sentinel Benefits & Financial Group
• As the world continues to focus on eco-friendliness in all aspects of industry, understanding and optimizing the life expectancy of R1234 yf will be crucial for future refrigerant solutions. The Proper Kitchen
• The life expectancy of people across the globe will increase even further in 2025 to an average human lifespan 73.5179 years. database.earth
• Overall life expectancy at birth in the UK is projected to reach 92.4 years for girls and 89.6 years for boys born in 2049, an increase of 2.2 years and 2.6 years, respectively from 2024. Investment International
• Healthy life expectancy in the UK has fallen to its lowest level in more than a decade, raising fresh questions about whether millions of people will be fit enough to work until they can claim the State Pension. Daily Record
• Thanks to longer life expectancy and declining birth rates, one in six people globally is expected to be 65 or older by 2050, up from one in 10 currently. Morgan Stanley
• The obesity rate is particularly low for women, which could go some way to explaining why Japanese women have a much higher life expectancy than their male counterparts. BBC News
• More than 40% of U.S. adults live with obesity, driving increased risk of type 2 diabetes, cardiovascular-kidney metabolic disease, and reduced quality of life and life expectancy. Obesity Medicine Association
• Global life expectancy at birth reached 73.3 years in 2024, an increase of 8.4 years since 1995, with projections of 77.4 years by 2054. World Population Clock

Last updated: 16 June 2026