Life Expectancy News and Research

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Life expectancy is the expected (in the statistical sense) number of years of life remaining at a given age. It is denoted by e''x'', which means the average number of subsequent years of life for someone now aged ''x'', according to a particular mortality experience.

AI tool uses facial images to predict biological age and cancer survival

Eyes may be the window to the soul, but a person's biological age could be reflected in their facial characteristics. Investigators from Mass General Brigham developed a deep learning algorithm called FaceAge that uses a photo of a person's face to predict biological age and survival outcomes for patients with cancer.

8 May 2025

New stem cell model mimics alpha cell behavior in diabetic conditions

Mor than 800 million people worldwide are living with diabetes, according to World Health Organization (WHO) estimates, with numbers steadily increasing.

8 May 2025

Study finds increased risk of age-related cardiovascular diseases in individuals with Down syndrome

Because life expectancy for individuals with Down syndrome has increased dramatically, investigators assessed the risk of age-related cardiovascular diseases in this population.

7 May 2025

Social determinants of health equity responsible for reduction of life expectancy by decades

A global report published by the World Health Organization (WHO) highlights that the underlying causes of ill health often stem from factors beyond the health sector, such as lack of quality housing, education and job opportunities.

6 May 2025

HIV testing and outreach falter as Trump funding cuts sweep the South

Storm clouds hung low above a community center in Jackson, where pastor Andre Devine invited people inside for lunch. Hoagies with smoked turkey and ham drew the crowd, but several people lingered for free preventive health care: tests for HIV and other diseases, flu shots, and blood pressure and glucose monitoring.

6 May 2025

Happiness can be shaped by external circumstances or internal states

What is the secret to happiness? Does happiness come from within, or is it shaped by external influences such as our jobs, health, relationships and material circumstances? A new study published in Nature Human Behaviour shows that happiness can come from either within or from external influences, from both, or neither – and which is true differs across people.

5 May 2025

HO-1 regulates liver fibrosis in NAFLD through the SIRT1 TGF-β Smad3 pathway

Heme oxygenase 1 (HO-1) has an influential yet insufficiently investigated effect on Sirtuin 1 (SIRT1), a histone deacetylase activated by nicotinamide adenine dinucleotide, which may impact the transforming growth factor-β (TGF-ß)/Smad3 pathway in nonalcoholic fatty liver disease (NAFLD)-related liver fibrosis.

2 May 2025

Even small workouts can help protect the aging brain

Good fitness can reduce the risk of dementia and promote healthy brain aging. This recognition should be included in updated health recommendations, say researchers behind the new review.

29 Apr 2025

Guilt and shame drive end-of-life treatment decisions in cancer patients

Guilt and shame – not hope for recovery – are among the most common reasons terminally ill cancer patients continue with minimally beneficial treatments at the end of life, according to Rutgers researchers.

24 Apr 2025

Novel technology for in situ irradiation of tumors

Radiation therapy is an established method of cancer treatment. It works by subjecting tumor cells to ionizing radiation, damaging their genetic material and, ideally, eliminating the tumor.

24 Apr 2025

New compound shows promise in treating hard-to-treat inflammatory conditions

Irritable bowel syndrome, chronic itching, asthma and migraine are in many cases hard-to-treat conditions.

24 Apr 2025

Economic downturns linked to shorter life expectancy for less-educated Americans

Fifty years of economic change have taken a heavy toll on some Americans, especially those with less education who not only have been left behind but are sicker and living shorter lives, according to new research.

18 Apr 2025

Study reveals CT scan overuse could account for 1 in 20 new US cancers

A new study projects that CT scans performed in the US in 2023 could cause around 103,000 future cancers, potentially accounting for 5% of all new cancer diagnoses. Researchers highlight that while individual risks are small, the population impact of unnecessary or high-dose CT imaging is significant.

15 Apr 2025

How air pollution may be undermining your brain—one breath at a time

Research reveals air pollution, particularly from industry and fuels, negatively affects cognitive function in older adults, with language skills most impacted.

8 Apr 2025

Understanding the origins of health disparities through historical data

Over the past century, health inequalities have shifted from being driven mainly by infectious diseases, poor sanitation, and hazardous working conditions to being shaped by chronic diseases, lifestyle factors, and unequal access to modern healthcare.

7 Apr 2025

Even rich Americans live shorter lives than poor Europeans, study finds

Wealthier individuals aged 50–85 had lower mortality across both the U.S. and Europe, but survival disparities were far greater in the U.S. Even the richest Americans fared no better than the poorest in Northern and Western Europe, highlighting systemic health inequalities.

7 Apr 2025

Study: Trust in personal doctors divided along political lines

Democrats are more likely to trust their personal doctors and follow their doctors' advice than Republicans, new research from the University of Oregon finds.

4 Apr 2025

Triple therapy reduces tumor burden and improves survival in glioblastoma models

A new research paper was published in Oncotarget, Volume 16, on March 27, 2025, titled "Imipridones ONC201/ONC206 + RT/TMZ triple (IRT) therapy reduces intracranial tumor burden, prolongs survival in orthotopic IDH-WT GBM mouse model, and suppresses MGMT."

4 Apr 2025

Updated screening protocols could improve early diagnosis of cystic fibrosis

All states should adopt updated screening protocols so more newborns with cystic fibrosis can be diagnosed in the first weeks of life, when interventions can have the greatest benefit, according to the Cystic Fibrosis Foundation guidelines published April 2 in the International Journal of Neonatal Screening.

3 Apr 2025