Longevity
Study finds some tropical Heliconius butterflies can live nearly a year and show slower physical decline
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A University of Bristol-led study reports that some Heliconius butterflies are among the longest-lived butterflies documented, with one individual recorded living 348 days, and that at least one species shows little measurable loss of muscle performance with age.
An analysis drawing on UK Biobank data reports that higher circulating levels of the amino acid tyrosine were associated with a modest reduction in estimated lifespan in men—about 0.9 years in one genetic analysis—while the association was weaker and not statistically clear in women.
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About 90 to 120 minutes of strength (resistance) training a week was associated with the lowest long-term risk of death in an analysis of 147,374 U.S. adults followed for up to 30 years, with the biggest gains seen when strength work was combined with aerobic exercise, researchers report in the British Journal of Sports Medicine.
The National Academy of Medicine announced its fifth annual virtual Global Innovator Summit, set for September 29 and 30, 2025. The event will feature Catalyst Award winners sharing their health longevity innovations.