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Lifespan

All articles tagged with #lifespan

Experts Define Healthspan as the Years of Quality Life Within Your Total Lifespan
health5 days ago

Experts Define Healthspan as the Years of Quality Life Within Your Total Lifespan

Medical experts distinguish between lifespan, the total duration of life, and healthspan, the period of life free from limiting chronic conditions. While average US life expectancy has risen to 79 years, healthspan typically peaks around age 65, leaving a gap of 15 years or more where individuals may manage disabilities or illnesses. Doctors emphasize that extending healthspan requires consistent lifestyle habits rather than quick fixes, focusing on heart and brain health to maintain independence and quality of life into old age.

via HuffPost|
#aging#chronic-disease#health
Fruit Fly Study Identifies Lsp2 Protein as Carrier of Early-Life Nutritional Memory
science11 days ago

Fruit Fly Study Identifies Lsp2 Protein as Carrier of Early-Life Nutritional Memory

A new study in Nature reveals that restricting protein intake in fruit fly larvae extends adult lifespan by reducing the production of larval serum protein 2 (Lsp2). This protein acts as a nutritional memory, carrying dietary information from the larval stage into adulthood. Lower Lsp2 levels lead to fewer ribosomes and slower protein production, which improves cellular health and longevity. While the mechanism is clear in flies, translating this to humans is complex due to differences in protein structures and the lack of a direct Lsp2 equivalent.

via Ars Technica|
#drosophila#lifespan#lsp2
Fruit Fly Protein Lsp2 Links Early Diet to Adult Lifespan
science16 days ago

Fruit Fly Protein Lsp2 Links Early Diet to Adult Lifespan

Researchers at Nature have identified larval serum protein 2 (Lsp2) as the molecular mechanism linking early-life diet to adult lifespan in fruit flies. By restricting protein intake during the larval stage, scientists found that Lsp2 levels drop, which reduces ribosomal protein abundance and translational activity in early adulthood. This reduction extends lifespan without compromising reproduction, suggesting that Lsp2 acts as a 'nutritional memory' carrier across developmental transitions.

via Nature|
#drosophila#lifespan#mtorc1
Elevated tyrosine linked to shorter lifespan in men, study finds
health25 days ago

Elevated tyrosine linked to shorter lifespan in men, study finds

A UK Biobank analysis of over 270,000 participants found men with higher blood tyrosine levels tended to have shorter lifespans—about one year less—while women showed no such link; phenylalanine did not affect lifespan. Possible mechanisms include insulin resistance and brain-chemistry effects, but the study does not prove causation or advise stopping supplements; tyrosine is also linked to cognitive benefits and dietary adjustments could be considered if levels are unusually high.

via New York Post|
#health#insulin-resistance#lifespan
Tyrosine Linked to Shorter Lifespan in Men, Study Finds
health1 month ago

Tyrosine Linked to Shorter Lifespan in Men, Study Finds

A UK Biobank analysis of over 270,000 participants found that higher body tyrosine levels are associated with shorter life expectancy in men, with no significant effect seen in women; phenylalanine showed no link after accounting for tyrosine. Using Mendelian randomization, researchers suggest a potentially causal, sex-specific relationship, possibly via insulin resistance and dopamine-related pathways. The study did not test tyrosine supplements, and more research is needed before any health recommendations; lowering tyrosine through diet remains speculative.

via Science Daily|
#aging#health#lifespan
LG Display’s FLiPP OLED: Brighter, Longer-Lasting Panels With Flexible Manufacturing
technology1 month ago

LG Display’s FLiPP OLED: Brighter, Longer-Lasting Panels With Flexible Manufacturing

LG Display introduced FLiPP, a FMM-Less Innovative Pixel Patterning OLED manufacturing technology that uses photolithography to pattern RGB materials, boosting OLED aperture ratio by about 55%, enabling up to 1.6× brightness, 2.4× longer lifespan, and roughly 13% lower power consumption versus conventional FMM, while offering production flexibility on large substrates. LG showcased FLiPP at IMID 2026 in Busan, but has not announced commercial products or a timeline.

via Wccftech|
#brightness#flipp#lg-display
Lifespan ceiling? Mutations may cap human life around 150–190 years, study finds
science2 months ago

Lifespan ceiling? Mutations may cap human life around 150–190 years, study finds

A Skolkovo Institute study in NPJ Aging uses a mathematical model to estimate a hard human lifespan limit if only DNA mutations remain as aging causes; average life is projected at about 146–194 years, with some potentially over 550. The cap would come from irreversible damage to the heart and brain, while other organs renew. The model is simplified and doesn’t account for organ interactions, but it offers a starting point toward a broader aging theory; experts note ageing could also be driven by cellular programming rather than wear and tear.

via BBC Science Focus Magazine|
#aging#biogerontology#genetics
public-health2 months ago

Global Health Gap Grows as Lifespans Extend

A Global Burden of Disease study in The Lancet Public Health finds people are living longer but spending more years in poor health, widening the global morbidity gap to 10.7 years in 2023 (14.5% of life). High-income countries such as the US, Australia, and Canada have the largest gaps; musculoskeletal disorders and mental health issues account for over half of unhealthy years. Experts call for a shift toward proactive wellness, prevention, and long-term care to improve healthspan rather than just lifespan.

via Ground News|
#aging#healthspan#lifespan
Somatic mutations may cap human life at ~190 years
science2 months ago

Somatic mutations may cap human life at ~190 years

A new NPJ Aging study uses a mathematical model to show that somatic mutations cap human lifespan around 146–194 years; without somatic mutations, the model would allow a median of about 1,759 years and a maximum near 29,921 years, but once mutations are included, immortality remains unlikely. The findings highlight neurons and heart cells as critical bottlenecks and suggest that realistic gains come from addressing these mutations or other aging hallmarks, while healthy lifestyle choices can still add healthy years.

via Medical News Today|
#aging#biology#lifespan
Lifespan ceiling: mutations could cap humans around 150–200 years, study finds
science2 months ago

Lifespan ceiling: mutations could cap humans around 150–200 years, study finds

A Skolkovo Institute study estimates that if somatic mutations were the only aging factor, the median human lifespan would cap at about 146–194 years, with liver and skin able to renew for millennia while heart and brain limits would keep the maximum around 208 years, indicating mutations contribute to aging but other mechanisms also constrain mortality.

via New York Post|
#aging#aging-research#lifespan
New aging model hints at 156-year lifespans by tackling DNA damage
science2 months ago

New aging model hints at 156-year lifespans by tackling DNA damage

A July 2026 npj Aging paper proposes that removing the effects of somatic mutations could allow humans to live as long as 156 years, challenging the long-standing ~122-year limit. The model accounts for DNA damage but acknowledges other aging processes (mitochondrial dysfunction, epigenetic drift, telomere shortening, proteostasis loss). Experts say protecting DNA in non-regenerating organs like the brain and heart is crucial, while lifestyle measures—not smoking, healthy weight, good sleep, vaccines, and preventive care—can still meaningfully extend healthy years; there is no magic pill yet.

via Yahoo News Canada|
#aging-biology#brain-and-heart-regeneration#dna-damage