Related Experiment Video
Updated: Jun 23, 2025

Validation of a Psychosocial Intervention on Body Image in Older People: An Experimental Design
Published on: May 31, 2021
Clues for Facial Perceived Age: Exercise, Sun Protection, Photoaging, and Anthropometric Properties: An Observational
Ozlem Dundar Yolsal1, Pelin Esme1, Sevilay Karahan2
1Department of Dermatology and Venereology, University of Health Sciences, Gulhane Training and Research Hospital, Ankara, Turkey.
Regular exercise, sun protection, and specific facial measurements significantly influence how young or old a woman appears. These factors contribute to a more youthful appearance, impacting perceived age.
Area of Science:
- Gerontology and dermatology research.
- Facial analysis and aging perception studies.
Background:
- Aging is influenced by both genetics and environment, but their precise impact on perceived age is debated.
- Understanding factors contributing to a youthful appearance is crucial in aesthetic and dermatological fields.
Purpose of the Study:
- To identify key environmental and anthropometric factors associated with perceived age in Turkish women.
- To quantify the contribution of lifestyle and physical traits to looking younger or older.
Main Methods:
- Facial photographs of 250 women were assessed by ten trained observers for perceived age.
- Detailed anthropometric measurements of perioral and periorbital regions were taken.
- Statistical analysis was performed to correlate environmental factors and measurements with perceived age.
Main Results:
- Exercise, mild photodamage, and consistent sunscreen use were strongly linked to a more youthful appearance (p < .001).
- Specific facial measurements, including palpebral fissure length (p = .043) and upper vermilion height (p = .019), also correlated with appearing younger.
Conclusions:
- Environmental factors like exercise and sun protection significantly contribute to a youthful appearance.
- Certain anthropometric measurements of the face are associated with perceived age, highlighting their role in aging perception.
More Related Videos
Related Concept Videos
Longitudinal Research
Observational Studies
There are three types of observational studies – Prospective, retrospective, and cross-sectional.
Prospective Study
Prospective studies, also known as longitudinal or cohort studies, are carried out by collecting future data from groups sharing similar characteristics. One...
Aging
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cross-Sectional Research
Assessment of Airway, Skin Color, and Use of Accessory Muscles
Introduction
The initial evaluation of a patient's respiratory system...
Mitochondria

