People perceived as physically attractive may have a lower risk of dying over the long term than those rated as unattractive, according to a new analysis of U.S. health data, although the researcher behind the study says the findings do not show that appearance itself determines health or longevity.
The study, published in the journal Applied Research in Quality of Life, analysed data from more than 16,500 participants in the U.S.-based Add Health project, one of the world's largest long-term studies of adolescent health and development. Participants were followed from the mid-1990s through 2022.
Grzegorz Bulczak, PhD, of the Institute of Philosophy and Sociology of the Polish Academy of Sciences and the Gdynia Maritime University, examined whether interviewer ratings of participants' physical attractiveness in the study's first wave were associated with mortality over the following decades.
Interviewers assessed participants' appearance on a five-point scale ranging from "very unattractive" to "very attractive."
The analysis found that participants rated as unattractive had a higher mortality risk than those rated as attractive, even after accounting for factors including socioeconomic status and health during youth.
"Individuals rated as unattractive were initially approximately 78 percent more likely to die during the study period compared to the attractive group. After adding all the detailed variables regarding social status and health, this rate was still close to 58 percent," Bulczak says.
He stressed, however, that the findings do not demonstrate a causal relationship between appearance and survival.
"These results should be interpreted as a combination of both factors. On the one hand, attractiveness may be a biological signal of innate physiological resilience. On the other hand, the persistence of this correlation after accounting for prior health status suggests a strong influence of the so-called halo effect, or preferential treatment of attractive individuals, and stress caused by social stigma of unattractive individuals," the researcher explains.
Bulczak says one possible explanation is that physical attractiveness partly reflects underlying health, while another is that attractive people benefit from the "halo effect"—being evaluated more positively by others—which may improve educational, professional and social opportunities. These advantages, sometimes described in the scientific literature as "aesthetic capital," could accumulate over time and indirectly influence health.
"We know that beauty facilitates social mobility and achieving higher incomes, among other things, which translates into better health resources. At the same time, constant exposure of unattractive individuals to negative social evaluations can activate the stress axis (the so-called HPA axis), leading to chronic inflammation," Bulczak says.
The association between lower attractiveness ratings and higher mortality was observed primarily among women.
"Our hypothesis assumes that beauty standards and appearance-related pressures differ by gender, and the negative social and market consequences associated with a lack of attractiveness may accumulate more strongly in women," the researcher points out.
Bulczak cautioned that the gender difference requires further investigation, noting that previous studies in other countries have produced mixed results. He added that similar associations might also exist in Europe, although comparable long-term datasets would be needed to test the hypothesis.
"The sociological and psychological mechanisms related to the perception of attractiveness are largely universal in Western societies. Direct verification, however, would require access to similar, multi-year studies conducted outside the United States," he says.
The researcher said it remains unclear how much of the observed association reflects biological factors and how much is driven by social influences such as discrimination based on appearance, chronic stress or unequal access to resources.
He also stressed the ethical implications of interpreting the findings.
"We should avoid simplifications suggesting biological determinism or statements such as 'good-looking people live longer'. Attractiveness operates here as a complex socio-biological construct, not an absolute decree," Bulczak emphasises.
Future research will examine whether the observed association is linked to specific causes of death.
"This will allow us to answer the question of whether this association is primarily related to cardiovascular disease, mental health, or other health factors," he announces.
Bulczak said future analyses will also explore gender-specific mechanisms in greater detail and use more refined measures of attractiveness.
According to the researcher, the findings underscore the potential impact of lookism, or discrimination based on appearance.
"They show that stigma related to appearance is not just an aesthetic or psychological problem. It can translate into real health and social consequences that accumulate throughout life," Bulczak says. (PAP)
Anna Mikołajczyk-Kłębek
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