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Study Links Sexlessness in Adults to Genetics and Environment

9/28/2025

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Summary

Story summary

A study of mature adults links sexlessness to genetic, environmental, physical, and mental factors.
In the UK and Australia, about 1% reported never having had sex.
Sexless individuals often face loneliness and economic disadvantages.
Men with lower physical strength and areas with fewer women nearby were more likely to be sexless, with genetic correlations including intelligence, introversion, and socioeconomic status.

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Story summary

A study of mature adults links sexlessness to genetic, environmental, physical, and mental factors.
In the UK and Australia, about 1% reported never having had sex.
Sexless individuals often face loneliness and economic disadvantages.
Men with lower physical strength and areas with fewer women nearby were more likely to be sexless, with genetic correlations including intelligence, introversion, and socioeconomic status.