Higher tyrosine levels linked to shorter lifespan in major UK Biobank analysis

A large genetic analysis suggests that one amino acid linked to protein metabolism could influence how long we live, with potential sex-specific effects that challenge assumptions about diet and longevity. Study: The role of phenylalanine and tyrosine in longevity: a cohort and Mendelian randomization study. Image Credit: Oleg Troino / Shutterstock In a recent study … Read more

Vitamin D supplements help preserve telomere length in aging adults

Results from the VITAL randomized controlled trial reveal that vitamin D supplementation helps maintain telomeres, protective caps at the ends of chromosomes that shorten during aging and are linked to the development of certain diseases. The new report, which is published in The American Journal of Clinical Nutrition, is based on data from a VITAL … Read more

Inflammation found to impact telomere length more than diet or exercise

A new research paper was published in Aging (Aging-US) on January 29, 2025, in Volume 17, Issue 2, titled “Diet, lifestyle and telomere length: using Copula Graphical Models on NHANES data.” Researchers Angelo M. Tedaldi, Pariya Behrouzi, and Pol Grootswagers from Wageningen University and Research used data from the National Health and Nutrition Examination Survey (NHANES) to explore how diet and lifestyle affect … Read more