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Updated: Apr 5, 2026

Author Spotlight: Automated Lifespan Monitoring – Discovering Aging Dynamics with the Lifespan Machine
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Mortality is Written on the Face.

David Andrew Gunn1, Lisbeth Aagaard Larsen2, Jaspal Singh Lall3

  • 1Unilever Research and Development, Colworth House, Sharnbrook, Bedfordshire, UK. david.gunn@unilever.com.

The Journals of Gerontology. Series A, Biological Sciences and Medical Sciences
|August 13, 2015
PubMed
Summary
This summary is machine-generated.

Facial appearance, not hair or clothing, significantly impacts perceived age and predicts survival. Younger-looking faces are linked to longer lifespans in older adults.

Keywords:
ClothingFacial agingHairLongevityPerceived ageSkin.

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Area of Science:

  • Gerontology
  • Biogerontology
  • Facial Aging Research

Background:

  • The influence of facial versus surrounding cues on perceived age is unclear.
  • The specific cues linking perceived age to survival require investigation.

Purpose of the Study:

  • To determine whether facial or surrounding cues (hair, clothing) most influence perceived age.
  • To identify which cues drive the association between perceived age and survival.

Main Methods:

  • 187 Danish twin pairs (aged 70+) were photographed.
  • Facial images were digitally swapped between twins.
  • Nurses rated perceived age of original and swapped images.
  • Twin survival was tracked until the end of 2013.

Main Results:

  • Altering facial or surrounding cues significantly changed perceived age, with minimal difference in effect size.
  • Perceived age predicted survival up to 12 years post-photography.
  • Older-appearing faces, not surrounding cues, were significantly associated with earlier mortality.

Conclusions:

  • Facial visual cues, not hair or clothing, are the primary drivers of the perceived age-survival link.
  • Facial appearance is a significant predictor of longevity in older adults.