Human sexuality is one of the most complex and multidimensional domains of psychological experience — shaped by biology, culture, identity, attachment, cognition, and emotion in ways that no single theoretical framework has yet fully captured. Within this vast landscape, solo sexuality occupies a particularly interesting and underexplored position: it is simultaneously one of the most universally practised human behaviours and one of the most stigmatised, misunderstood, and under-researched dimensions of sexual life. Solo sexuality, in its broadest clinical definition, refers to sexual experience that is self-directed, self-contained, and does not require the active participation of another person — encompassing masturbation, autoeroticism, erotic fantasy, and, at its most identity-committed expression, solosexuality and autosexuality as recognised orientational frameworks (Sissons, 2023).
Understanding solo sexuality through the lens of contemporary psychology reveals not a pathology or a deficiency, but a rich, multifunctional domain of human experience with significant implications for mental health, self-knowledge, body image, emotional regulation, and identity formation. This article examines the psychology behind solo sexuality in full, drawing on psychoanalytic theory, contemporary sex research, neuroscience, and the emerging literature on autosexuality and solosexuality as distinct orientational identities.
Historical Framing: From Pathology to Normalisation
To understand where psychology currently stands on solo sexuality, it is necessary to understand where it began — and how far the field has travelled. The history of solo sexual behaviour in Western medical and psychological thought is largely a history of pathologisation. Across the nineteenth and early twentieth centuries, autoeroticism and masturbation were classified variously as causes of insanity, moral degeneracy, physical debilitation, and developmental arrest — a perspective that was embedded in early psychoanalytic thought, including Freud’s characterisation of autoerotic activity as a primitive, pre-object-directed form of pleasure associated with infant and early childhood psychosexual development (Arab Psychology Encyclopedia, 2025).
Contemporary psychology has departed radically from this position. Solo sexuality is now universally recognised within clinical and research frameworks as a normal, healthy, and integral component of human sexual behaviour across the lifespan — not a substitute for partnered sexuality or a sign of its failure, but an independent dimension of sexual life with its own psychological functions, health benefits, and identity implications (Arab Psychology Encyclopedia, 2025). The World Health Organization’s definition of sexual pleasure — as “the physical and/or psychological satisfaction and enjoyment derived from solitary or shared erotic experiences, including thoughts, dreams and autoeroticism” — explicitly places solo sexual experience at the centre of sexual health, not at its periphery (PMC, 2024).
The Neuroscience of Solo Pleasure
At the neurobiological level, solo sexual activity engages many of the same neural circuits as partnered sexual experience — including the mesolimbic dopamine system, the hypothalamus, the anterior cingulate cortex, and the somatosensory cortex — with the critical distinction that it is entirely self-generated and self-regulated. The dopamine release associated with sexual arousal and orgasm activates the brain’s reward circuitry in ways functionally comparable to other rewarding behaviours, producing the characteristic sensations of pleasure, motivation, and post-climactic calm that the majority of sexually active individuals report (Arab Psychology Encyclopedia, 2025).
Critically, orgasm — whether reached through solo or partnered activity — triggers the release of oxytocin, which reduces cortisol and produces a measurable reduction in psychological stress. It also stimulates the release of endorphins, which exert analgesic and mood-elevating effects, and prolactin, which generates the post-orgasmic sense of satiation and relaxation (Psychology Today, 2024). This neurochemical profile is directly relevant to understanding why solo sexuality functions as a genuine and evidence-based tool of emotional regulation — a point to which the clinical literature has devoted increasing attention in recent years.
Solo Sexuality as Emotional Regulation
One of the most significant developments in contemporary sex psychology is the recognition of solo sexual activity as a legitimate and often highly effective strategy for emotional regulation. A 2024 study published in the International Journal of Sexual Health examined self-pleasure as a coping mechanism among women, finding that higher levels of psychological distress were associated with a higher frequency of solitary stimulation, and that — regardless of the specific mode of stimulation — self-pleasure was a helpful coping strategy, reliably facilitating positive emotional states including happiness, relaxation, and reduced anxiety (Psychology Today, 2024).
The researchers emphasised an important nuance: that the psychological benefit of solo sexuality as a coping strategy depends substantially on the motivational context in which it is used. When engaged with intentionally and non-compulsively — as a self-directed act of care rather than an avoidance behaviour — self-pleasure constitutes what the literature characterises as an adaptive regulatory strategy. When it functions primarily as a mechanism for suppressing or numbing difficult emotions without processing them, its psychological utility diminishes and may compound underlying distress rather than alleviate it (Forbes, 2024).
As one psychologist writing for Forbes summarised, masturbation is “a safe, free and accessible form of sexual activity that does not rely on the availability of or emotional interaction with another person. As a solo activity, it is less likely to evoke concerns about performance or evaluation that may arise during sexual activity with others” — a quality that is particularly significant for individuals with performance anxiety, social anxiety, or trauma histories that make partnered sexual engagement feel unsafe or overwhelming (Forbes, 2024).
Body Image, Self-Knowledge, and Sexual Mindfulness
A second major psychological function of solo sexuality is its role in fostering body awareness, positive body image, and what the contemporary literature terms sexual mindfulness. A 2022 study published in Sexuality and Culture found that a higher frequency of masturbation was associated with lower levels of body shame and body guilt, and with enhanced appreciation for one’s own body — a finding with direct implications for how solo sexuality relates to broader self-concept and psychological wellbeing (Psychology Today, 2024).
The construct of sexual mindfulness — defined as the non-judgmental, present-moment awareness brought to sexual experience — has been identified in research as significantly associated with greater sexual satisfaction and higher self-esteem, independently of whether the sexual experience is solitary or partnered (Forbes, 2024). In the context of solo sexuality, this suggests that the psychological benefit of self-pleasure is substantially mediated by the quality of attention and presence brought to the experience — a finding that aligns with broader mindfulness research demonstrating the centrality of attentional orientation in determining whether any given behaviour produces psychological benefit or harm.
The qualitative research by Foust et al., examining solo sexual experiences among emerging adult women, similarly found that solo sexual experience functions as an important site of sexual subjectivity — of developing and owning one’s own sexual perspective, preferences, and sense of agency — with meaningful downstream benefits for how women communicate their sexual needs and desires within partnered relationships (Foust et al., 2022). Self-knowledge built through solo experience translates, the evidence suggests, into more satisfying and communicatively richer partnered encounters.
Solo Sexuality and Partnered Satisfaction: A Nuanced Relationship
One of the most persistent and damaging cultural myths surrounding solo sexuality is that it functions as a competitor to partnered sexual satisfaction — that more of one necessarily means less of the other. The contemporary research literature challenges this assumption substantially. A 2024 systematic review published in Healthcare, examining the relationship between solitary masturbation and sexual satisfaction, found that the association is complex and context-dependent: for women, solo sexuality was frequently associated with higher sexual satisfaction overall, while for men, the relationship was more variable and moderated by factors including relational context and the presence of pornography use (Cervilla, Álvarez-Muelas and Sierra, 2024).
A 2024 dyadic study by Kılıç, Armstrong, and Graham, published in the Journal of Sex Research, examined attitudinal similarities and differences between partners regarding women’s solo masturbation and their associations with sexual satisfaction — finding that partner attitudes toward solo sexuality significantly moderated its relationship with both individual and relational wellbeing. Where solo sexual activity was affirmed and destigmatised within the relational context, it was associated with greater mutual satisfaction; where it was a source of shame or concealment, the reverse applied (Kılıç, Armstrong and Graham, 2024).
Solosexuality and Autosexuality: Orientation or Preference?
The most identity-committed expression of solo sexuality is found in the emerging categories of solosexuality and autosexuality — two related but distinct constructs that have attracted growing academic and cultural attention in recent years. Autosexuality is a sexual orientation in which the primary locus of sexual attraction is the self — encompassing sexual fantasies about oneself, a heightened erotic engagement with one’s own body, and a preference for self-directed sexual experience that persists as a stable, identity-level characteristic rather than a situational preference (Sissons, 2023). Research on autosexuality is still in its early stages, but preliminary findings suggest it exists on a spectrum, overlapping with but distinct from asexuality, and that autosexual individuals may still experience romantic attraction to others while maintaining a primary sexual orientation toward themselves.
Solosexuality, by contrast, refers specifically to a sexual identity in which masturbation and self-pleasure are preferred over partnered sexual activity as the primary mode of sexual expression — not necessarily because of sexual attraction to oneself, but because of a genuine and sustained preference for the autonomy, privacy, and specificity of solo experience (Yahoo Life, 2024). Both communities have faced the stigma of being characterised either as expressions of unresolved trauma, social dysfunction, or arrested development — characterisations that the growing body of research on adaptive solo sexuality does not support.
The psychological literature on the ACE (asexual, aromantic, and related) spectrum provides relevant theoretical scaffolding for understanding autosexual desire. Research by Nimbi et al., comparing autoerotic desire across asexual, demisexual, grey-asexual, and questioning populations, found that autoerotic desire functions as an independent dimension of sexual desire that does not reduce neatly to the presence or absence of partner-oriented attraction — suggesting that self-directed and other-directed sexual desire constitute meaningfully separate axes of human sexuality, rather than a single spectrum with self-directed desire at its deficit pole (Nimbi et al., 2024).
Stigma, Shame, and the Clinical Costs of Cultural Silence
Despite the substantial and growing body of evidence supporting the psychological normativity and health-promoting potential of solo sexuality, stigma remains a pervasive and clinically consequential barrier to its open discussion and affirmation. Cultural, religious, and gendered norms around solo sexuality produce shame responses — measured in the literature through constructs including sexual guilt, body shame, and negative sexual self-concept — that significantly interfere with the capacity to engage with self-pleasure in a psychologically beneficial way (PMC, 2024).
Gendered dynamics are particularly pronounced in this domain. Research consistently demonstrates that women carry substantially higher levels of sexual guilt related to solo sexuality than men, and that this guilt mediates the relationship between solo sexual activity and self-esteem in ways that can neutralise or even reverse the psychological benefit that the behaviour would otherwise produce. The research of Hogarth and Ingham, examining masturbation among young women and its associations with sexual health, found that while solo sexual experience was broadly associated with positive sexual health indicators, social stigma and internalised shame substantially attenuated these benefits in women who had internalised negative normative frameworks around female sexuality (Hogarth and Ingham, 2009).
The clinical implications are clear: reducing shame, expanding the cultural legitimacy of solo sexuality across genders and orientational identities, and providing clinical spaces in which solo sexual experience can be discussed openly and without pathologising framing are all important contributors to broader sexual and psychological health.
Solo Sexuality Across the Lifespan
Solo sexuality is not confined to any particular life stage — it is a dimension of sexual experience that evolves and adapts across the human lifespan, serving different psychological functions at different developmental moments. In adolescence, solo sexual experience constitutes a primary site of sexual self-discovery — the developmental context in which individuals first encounter, explore, and begin to understand their own sexual response cycle, preferences, and identity (Arab Psychology Encyclopedia, 2025). In adulthood, it functions as a tool of emotional regulation, self-care, and relational enrichment. In later life — particularly in the context of bereavement, health-related changes to partnered sexual activity, or the natural shift in relationship structures that accompanies ageing — solo sexuality may constitute the primary mode of sexual expression for extended periods, and its psychological value in maintaining sexual self-concept, body connection, and overall wellbeing across these transitions is well-evidenced.
Conclusion
The psychology of solo sexuality, examined through the contemporary research literature, reveals a domain of human experience that is far richer, more nuanced, and more clinically significant than either cultural stigma or conventional therapeutic discourse has historically acknowledged. Solo sexuality is not a deficit, a substitute, or a pathology. It is a psychologically multifunctional behaviour — simultaneously a neurobiological reward, an emotional regulation strategy, a site of self-knowledge, a vehicle for body acceptance, and for some individuals, a core component of sexual identity. The evidence calls clearly for clinical frameworks and cultural conversations that treat solo sexuality with the same respect, nuance, and curiosity that we bring to every other dimension of human sexual life. A sexuality that begins with the self is not a sexuality that stops there — it is, in many of its most important dimensions, where an authentic and self-determined erotic life begins.
If you are experiencing distress related to sexuality, shame, or sexual identity, please consider speaking to a qualified psychosexual therapist. In the UK, the College of Sexual and Relationship Therapists (COSRT) maintains a therapist directory at cosrt.org.uk. You can also contact the Sexual Advice Association at sexualadviceassociation.co.uk.
References
Arab Psychology Encyclopedia (2025) Autoerotism Definition in Psychology. Available at: https://encyclopedia.arabpsychology.com/autoerotism/ (Accessed: 15 July 2026).
Cervilla, O., Álvarez-Muelas, A. and Sierra, J.C. (2024) ‘Relationship between Solitary Masturbation and Sexual Satisfaction: A Systematic Review’, Healthcare, 12(2), 235. Cited in: Psychology Today. Available at: https://www.psychologytoday.com/us/blog/sex-esteem/202505/demystifying-pleasure-openness-about-masturbation-matters (Accessed: 15 July 2026).
Forbes (2024) ‘A Psychologist Shares Why “Solo-Sex” Is An Overlooked Self-Care Tool’, Forbes, 26 May. Available at: https://www.forbes.com/sites/traversmark/2024/05/26/a-psychologist-shares-why-solo-sex-is-an-overlooked-self-care-tool/ (Accessed: 15 July 2026).
Foust, M.D., Komolova, M., Malinowska, P. and Kyono, Y. (2022) ‘Sexual Subjectivity in Solo and Partnered Masturbation Experiences Among Emerging Adult Women’, Archives of Sexual Behavior, 51(8), pp. 3889–3903. Available at: https://pubmed.ncbi.nlm.nih.gov/36036871/ (Accessed: 15 July 2026).
Gay & Lesbian Review (2020) ‘Solo- and Autosexuality 101’, The Gay & Lesbian Review. Available at: https://glreview.org/article/solo-and-autosexuality-101/ (Accessed: 15 July 2026).
Hogarth, H. and Ingham, R. (2009) ‘Masturbation among young women and associations with sexual health: an exploratory study’, Journal of Sex Research, 46(6), pp. 558–567. Cited in: Psychology Today. Available at: https://www.psychologytoday.com/us/blog/sex-esteem/202505/demystifying-pleasure-openness-about-masturbation-matters (Accessed: 15 July 2026).
Kılıç, D., Armstrong, H.L. and Graham, C.A. (2024) ‘(Dis)Similarities in Attitudes Between Partners About Women’s Solo Masturbation: A Dyadic Approach to Solo Masturbation and Its Associations with Sexual Satisfaction’, The Journal of Sex Research. Cited in: Psychology Today. Available at: https://www.psychologytoday.com/us/blog/sex-esteem/202505/demystifying-pleasure-openness-about-masturbation-matters (Accessed: 15 July 2026).
Nimbi, F.M. et al. (2024) ‘Deepening Sexual Desire and Erotic Fantasies Research in the ACE Spectrum: Comparing the Experiences of Asexual, Demisexual, Gray-Asexual, and Questioning People’, Archives of Sexual Behavior. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC10920473/ (Accessed: 15 July 2026).
PMC (2024) ‘Psychosocial and Behavioral Aspects of Women’s Sexual Pleasure: A Scoping Review’, International Journal of Environmental Research and Public Health. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC10903595/ (Accessed: 15 July 2026).
Psychology Today (2024) ‘2 Reasons Why Solo Sex Is an Underrated Form of Self-Care’, Psychology Today, 11 June. Available at: https://www.psychologytoday.com/us/blog/social-instincts/202406/2-reasons-why-solo-sex-is-an-underrated-form-of-self-care (Accessed: 15 July 2026).
Sissons, B. (2023) ‘Autosexuality: What it means to be autosexual’, Medical News Today, 22 August. Available at: https://www.medicalnewstoday.com/articles/autosexuality (Accessed: 15 July 2026).
Yahoo Life (2024) ‘What is solosexuality and how common is it?’, Yahoo Life, 18 October. Available at: https://www.yahoo.com/lifestyle/solosexuality-common-120025905.html (Accessed: 15 July 2026).
