Social Prescribing, Loneliness and Social Connection: What the Evidence Supports and What It Does Not

Social Prescribing, Loneliness and Social Connection: What the Evidence Supports and What It Does Not

Loneliness is one of the reasons social prescribing attracts so much interest. The logic seems straightforward. If someone feels lonely or disconnected, and social prescribing helps them take part in community activities, meet other people or rediscover meaningful roles, loneliness should improve.

Sometimes it may. But the evidence is more complicated than that.

Social prescribing can create opportunities for connection, participation and belonging. Many participants describe feeling more connected, more confident and more engaged with everyday life. At the same time, stronger study designs have not yet demonstrated a consistent reduction in loneliness or social isolation across social prescribing programs and populations.

This distinction matters. If social prescribing is presented as a proven “treatment for loneliness,” expectations can move beyond what the evidence currently supports. A more accurate position is that social prescribing may help create some of the conditions that support social connection, but whether this reduces loneliness depends on the person, the type and quality of the connection, the community resources available and how the pathway is implemented.

The issue has become increasingly important internationally. The World Health Organization Commission on Social Connection estimated in 2025 that around one in six people worldwide experience loneliness and emphasized that social connection matters across the life course, not only in older age.[1] WHO includes social prescribing among promising community approaches for strengthening connection, while also noting that evidence for these and other community interventions remains limited and requires further high-quality research.[1]

Key Points

• Loneliness, social isolation and social connection are related, but they are not interchangeable.

• Social prescribing can create opportunities for participation, relationships and belonging, but referral to an activity does not automatically reduce loneliness.

• Qualitative, observational and mixed-methods studies frequently report improvements in social connectedness, confidence, belonging and loneliness.

• More rigorous evidence is less conclusive. Randomized trial evidence does not yet show a consistent overall effect on loneliness or social isolation.

• Evidence is more encouraging in some populations and intervention types, including certain programs for older adults, but those findings should not be generalized to every social prescribing model.

• The quality, meaning and fit of relationships may matter as much as the number of social contacts.

• Social prescribing may complement professional mental health or social care, but should not replace appropriate assessment or treatment when these are required.

• For Viet Nam, there is currently insufficient evidence to claim that social prescribing has been shown to reduce loneliness. Early implementation should measure connection and loneliness rather than assume improvement.

Loneliness, social isolation and social connection are not the same thing

The terms are often used together, but they describe different aspects of social life. WHO defines social isolation as the objective state of having too few roles, relationships and interactions. Loneliness is subjective, describing the distressing feeling that arises when the social connections someone has do not match those they want or need. Social connection is broader and includes the structure of relationships, the support they provide and the quality of those relationships.[1]

This means someone can live alone without feeling lonely, while another person may live with family, work with colleagues and interact with many people every day but still feel deeply disconnected. Increasing the number of contacts is therefore not the same as creating meaningful connection.

That distinction is fundamental to social prescribing. Sending someone to a group may increase participation without changing loneliness. Joining an activity may lead to friendship and belonging, but it may also leave someone feeling like an outsider. One person may want companionship, another may want to regain a valued role after retirement, while someone experiencing bereavement may be looking for meaning and understanding rather than simply more social contact.

A useful social prescribing conversation should therefore not begin only with “How do we get this person to meet more people?” A better question is “What kind of connection, participation or support is missing from this person's life, and what matters to them?”

Why social prescribing may support social connection

There are good reasons why social prescribing appears relevant to loneliness and social connection. It can connect people with community groups, physical activity, arts and cultural programs, volunteering, peer support, education and other forms of participation. These settings may create opportunities to build relationships, restore routine, find a meaningful role or reconnect with interests that have been lost.

The pathway itself may also matter. In many models, a link worker or another person performing the linking function spends time exploring what matters to the individual, identifying practical barriers and helping them approach an unfamiliar activity. For someone whose loneliness is accompanied by low confidence, anxiety about joining a group or a long period of social withdrawal, that relational support may be as important as the activity eventually chosen.

A 2026 global scoping review of 115 peer-reviewed empirical studies found psychosocial improvements among the most frequently reported outcomes of social prescribing. Studies described reduced loneliness and emotional strain alongside greater confidence, motivation, routine, purpose and social connectedness. The review also identified personalized support, relational continuity, identity development and meaningful activity as recurring mechanisms reported across the literature.[2]

These findings are important, but they should not be interpreted as proof of a universal causal effect. A scoping review maps what studies report across different methods and populations. In this review, almost two-thirds of the evidence came from the United Kingdom, and the included research ranged from qualitative and mixed-methods studies to quantitative evaluations.[2] The findings support the view that social prescribing may contribute to connection and can be experienced as meaningful, but they do not establish that it reliably reduces loneliness across health systems and populations.

What does the effectiveness evidence actually show?

Earlier evidence was encouraging but had important limitations. A 2021 systematic review focused specifically on social prescribing and loneliness identified only nine eligible studies. All reported positive individual impacts, but measures were inconsistent, randomized samples were absent and the evidence was too limited and heterogeneous for meta-analysis. The authors concluded that participants and providers often viewed social prescribing as helpful, but the available studies could not establish the magnitude of its effect or the pathways through which loneliness changed.[3]

This distinction between experience and causal effectiveness is important. Qualitative research can reveal how someone regained confidence, formed friendships or developed a renewed sense of belonging. Those experiences are valuable evidence about mechanisms and lived experience. Randomized studies answer a different question: whether an intervention, on average, produces an outcome beyond what would have happened without it.

A 2026 evidence assessment from the Swedish Agency for Health Technology Assessment and Assessment of Social Services examined social prescribing and social outcomes specifically in people under 60 years of age. It identified five relevant systematic reviews, but all were judged to have a high risk of bias. The agency therefore found no sufficiently robust review evidence from which to determine the effect of social prescribing on loneliness, social isolation, participation, belonging and related outcomes in this age group.[4]

Recent broader evidence syntheses reinforce the need for caution. An umbrella review published in September 2026 included 31 systematic reviews and meta-analyses. In general adult populations, many reviews reported small to moderate improvements in outcomes including subjective well-being, social connectedness, depressive and anxiety symptoms and physical activity, particularly in person-centered, community-based and multi-component programs. However, the highest-quality evidence, including randomized studies with active comparators, tended to show smaller or null effects. The authors concluded that high-level evidence for sustained effectiveness of any single category of social prescribing intervention remains scarce.[5]

A complementary systematic review and meta-analysis, posted as a preprint in August 2026, focused specifically on randomized trials. It included 33 trials involving 13,714 adults. Social prescribing was associated with modest improvements in depressive symptoms, physical activity, quality of life and some clinical outcomes, but there was no clear overall benefit for loneliness or social isolation. Forty percent of the included trials were assessed as being at high risk of bias.[6] Because this study remains a preprint and has not yet undergone peer review, its findings should be treated as provisional.

Taken together, this evidence does not show that social prescribing is ineffective for loneliness. Rather, it shows that the evidence is not yet strong enough to conclude that social prescribing, treated as a broad category of intervention, consistently reduces loneliness or social isolation.

Why can different reviews reach different conclusions?

Part of the explanation is that “social prescribing” can refer to very different interventions.

One program may involve a link worker supporting someone over several months to reconnect with activities that are personally meaningful. Another may consist mainly of a referral to an existing group. People may be connected with arts, exercise, volunteering, practical advice, peer support, education or many other community resources. Some studies recruit people specifically because they are lonely, while others recruit people with chronic disease, depression or other conditions and include loneliness only as a secondary outcome.

Researchers also differ in how broadly they define the intervention. Some use social prescribing to mean a structured pathway involving referral, navigation or facilitated connection between healthcare and community resources. Others group particular community activities themselves under the broader social prescribing label.

This helps explain an apparently different finding from a 2026 meta-analysis in Geriatric Nursing. The review included 26 randomized trials involving 3,892 community-dwelling adults aged 60 years or older and categorized structured arts-based, physical and social activities as forms of social prescribing. It found moderate reductions in loneliness overall, with arts-based interventions producing the largest effects.[7]

These results are encouraging, particularly for later-life interventions, but they should be interpreted within the study's definition of social prescribing and the population included. Evidence that a structured arts program reduces loneliness in some older adults is not the same as evidence that every social prescribing referral pathway will reduce loneliness in every population.

The differences between reviews are therefore informative. What people are connected to, how the connection is made, how long support continues, whether the activity fits the person and how social prescribing itself is defined can all influence the observed outcome.

Meaningful connection matters more than contact alone

One of the most important lessons from the wider literature on loneliness is that the number of social interactions tells only part of the story. Someone may attend an activity every week and still feel lonely if they do not feel understood, valued or accepted. Another person may have only a small number of relationships but experience them as supportive and meaningful.

WHO's framework reflects this by describing social connection in terms of structure, function and quality, not simply the number of contacts.[1]

For social prescribing, this means that a directory containing hundreds of community activities does not necessarily produce connection. Neither does attendance alone tell us whether a referral was successful. More meaningful questions include whether the person felt welcome, whether the activity reflected their interests and identity, whether they developed relationships they valued, whether they felt able to contribute rather than simply receive help, and whether participation became a meaningful part of everyday life.

Personalized support may be particularly important here. Joining an unfamiliar group can be difficult precisely because someone is lonely, grieving, socially anxious, living with disability, lacking confidence or worried about being a burden. A referral does not remove these barriers simply because an appropriate activity exists.

Sometimes the work of social prescribing is not finding an activity. It is helping someone cross the distance between knowing that an opportunity exists and feeling able to belong there.

Loneliness should not automatically be medicalized

Loneliness can be painful and persistent, but feeling lonely does not automatically mean that someone has a mental disorder. It may follow bereavement, retirement, relocation, relationship breakdown, caregiving changes, loss of mobility or another life transition. For some people it is temporary. For others it becomes prolonged and is associated with significant distress.

Social prescribing may be particularly relevant when the need involves participation, relationships, meaningful roles or practical barriers. The response still needs to fit the person. Someone who has lost a spouse may value bereavement-related peer support, while a person who has lost mobility may need accessible transport before any social opportunity becomes realistic.

At the same time, loneliness can coexist with depression, anxiety, trauma, problematic substance use, severe distress or other mental health conditions. It may also occur alongside abuse, neglect or serious social vulnerability. In these circumstances, social prescribing may complement professional support, but it should not be treated as a substitute for appropriate assessment or care.

Under Viet Nam's Law on Medical Examination and Treatment No. 15/2023/QH15, medical examination and treatment remain regulated professional activities.[8] A social prescribing pathway or community organization does not acquire clinical authority simply because it supports someone experiencing loneliness.

A community walking group may support connection, physical activity and well-being, but it should not be expected to replace professional assessment or treatment for severe depression. A volunteer can listen and provide human connection, but should not be expected to assess or manage a mental health crisis.

Keeping these boundaries clear allows community support to remain valuable without asking community organizations to become informal clinical services.

Social prescribing is only one part of the response to social disconnection

WHO's Commission on Social Connection places social prescribing within a much wider response. Community strategies include strengthening social infrastructure such as public spaces, libraries, transport networks and community programs, alongside interventions that create opportunities for people to connect. Social prescribing is one way of helping individuals reach some of those resources.[1]

This wider perspective matters because loneliness may reflect barriers that no referral pathway can solve alone. A community may have few accessible meeting spaces. Public transport may be inadequate. A person with disability may encounter physical barriers. A caregiver may have little time available. Someone may experience discrimination or feel unsafe or unwelcome in the activities that exist.

Repeatedly referring individuals into an environment that does not support connection will not solve those underlying problems. Social prescribing may help identify where community infrastructure or services are missing, but it cannot substitute for building and sustaining that infrastructure.

This also explains why community capacity matters. A social prescribing pathway can only offer meaningful choices when suitable, accessible and sustainable community opportunities actually exist.

What does this mean for Viet Nam?

Viet Nam should be particularly cautious about importing assumptions from countries where most social prescribing research has been conducted. The 2026 Western Pacific scoping review identified 42 peer-reviewed studies and 13 grey-literature sources, but only one of the peer-reviewed studies came from Viet Nam. The Vietnamese intervention was classified as community-originated, and the review found substantial variation across the region in models, health systems, community structures and implementation conditions.[9]

There is, however, a growing Vietnamese evidence base on loneliness itself. That evidence is useful for understanding context, but it should not be confused with evidence that social prescribing works in Viet Nam.

A qualitative study published in August 2026 drew on 90 semi-structured interviews with older adults, family carers and local stakeholders in urban and rural areas of southern Viet Nam. It found that loneliness was related not simply to whether relatives or other people were physically present, but to whether relationships were accessible, responsive and able to provide practical help and recognition. As some older adults became less able to reciprocate through work, care, advice, income or other contributions, they sometimes restricted requests for help or withdrew from interaction.[10]

This finding is highly relevant to thinking about social connection in Viet Nam. Simply placing an older person in a group may not address issues of reciprocity, dignity, usefulness and belonging. A connection is more likely to matter when the person feels they have a meaningful place within it.

A separate 2026 cross-sectional study involved 996 Vietnamese people aged 16 to 30 from Hanoi, Phu Tho, Da Nang and Ho Chi Minh City. Friend support, family support and self-esteem were associated with loneliness through different pathways, and the patterns differed between younger and older participants within the sample.[11] Because the study was cross-sectional and based on a specific sample, it should not be used to estimate the prevalence of loneliness in the Vietnamese population. It nevertheless reinforces two useful points: loneliness is not only an issue of later life, and the quality and meaning of support may differ across stages of life.

For Viet Nam, we therefore do not yet have evidence showing that social prescribing reduces loneliness in Vietnamese populations. Nor do we know which forms of facilitated community connection would work best for older adults, young people, caregivers, people living with chronic conditions or other populations.

Early programs should be described accordingly. Rather than promising to “reduce loneliness,” a pilot could test whether a carefully designed pathway improves access to meaningful community connection and whether loneliness, social isolation, belonging or other relevant outcomes change as a result.

Measuring connection properly matters

Evaluation needs to distinguish between outcomes that are often grouped together. Making contact with a community organization is not the same as attending. Attendance is not the same as sustained participation. Participation is not necessarily the same as feeling supported or developing a sense of belonging, and none of these automatically means that loneliness has decreased.

A program might substantially increase participation without changing loneliness. Another might produce little change in the number of relationships but improve their quality. A third may produce short-term benefit that disappears when formal support stops.

Recent evidence reviews repeatedly identify heterogeneous outcome measures, short follow-up, reliance on self-report and limited assessment of mechanisms as weaknesses in the existing literature.[5,6] These issues make it harder to understand not only whether social prescribing works, but how, for whom and under what conditions.

An early Vietnamese evaluation should therefore combine quantitative measures with participant experience. Where loneliness is an intended outcome, a validated loneliness measure can provide useful information. Measures of social isolation, social support, belonging, participation or quality of life may capture different aspects of change and should not be treated as interchangeable.

Numbers alone will also be insufficient. A loneliness score may show that something changed, but it cannot fully explain why someone began to feel that they belonged again, why one activity became meaningful while another did not, or why a referral that looked successful administratively never became a genuine connection.

Key Takeaway

There are good reasons to include loneliness and social connection in discussions about social prescribing. Community participation, meaningful activity, supportive relationships and a sense of belonging are plausible and frequently reported pathways through which social prescribing may contribute to well-being.

The evidence supports saying that many people participating in social prescribing report improvements in social connection, belonging, confidence and, in some studies, loneliness. It does not yet support saying that social prescribing reliably reduces loneliness across populations, that any community activity will work, or that simply making a referral is sufficient.

The strongest current evidence points toward a more careful interpretation. Outcomes appear to depend on personalization, meaningful activities, supportive relationships, community capacity and sustained engagement. Some interventions and populations show promising effects, including particular programs for older adults, but randomized evidence remains inconsistent and the evidence specific to Viet Nam is especially limited.

For Viet Nam, the most useful question is therefore not simply “Can social prescribing reduce loneliness?” A more informative question is:

“For whom, through what kind of connection, in what community context, and under what conditions does social prescribing help people build relationships and participation that are meaningful to them?”

That question is harder to answer, but it is much closer to what the evidence currently allows us to say.

References

1. World Health Organization. From loneliness to social connection: charting a path to healthier societies. Report of the WHO Commission on Social Connection. Geneva: World Health Organization; 2025. ISBN 978-92-4-011236-0. World Health Organization

2. Kisa A, Kisa S. Models, implementation, and reported outcomes of social prescribing interventions: a scoping review. Frontiers in Public Health. 2026;14:1871347. doi:10.3389/fpubh.2026.1871347. Frontiers

3. Reinhardt GY, Vidovic D, Hammerton C. Understanding loneliness: a systematic review of the impact of social prescribing initiatives on loneliness. Perspectives in Public Health. 2021;141(4):204-213. doi:10.1177/1757913920967040. PubMed

4. Swedish Agency for Health Technology Assessment and Assessment of Social Services. Effects of social prescribing on loneliness. SBU Enquiry Service Report No. ut202601. 3 February 2026. SBU

5. Guerouaou F, Maillard A, Franck N, et al. Mental health benefits of social prescribing in the general population and among people with mental disorders: an umbrella review. International Journal of Mental Health Systems. Published online 18 September 2026. doi:10.1186/s13033-026-00735-8. Springer

6. Feng X, Kanukula R, Evangelidis N, et al. Effects of social prescribing on mental, physical, and social health outcomes: a systematic review and meta-analysis of randomised trials. medRxiv. Posted 3 August 2026. doi:10.64898/2026.08.02.26359484. Preprint, not yet peer reviewed. MedRxiv

7. Wang Y, Xu Y, Gao L, Bai X. Impact of social prescribing on quality of life and loneliness in geriatric populations: a comprehensive meta-analysis of RCTs with implications for nursing practice. Geriatric Nursing. 2026;71:104098. doi:10.1016/j.gerinurse.2026.104098. ScienceDirect

8. National Assembly of the Socialist Republic of Viet Nam. Law on Medical Examination and Treatment No. 15/2023/QH15. 9 January 2023. Effective 1 January 2024. Vanban Chinh Phu

9. Lwin KS, Wong MSJ, Tan MH, et al. Organization and implementation of social prescribing in the Western Pacific Region: a scoping review. The Lancet Regional Health - Western Pacific. 2026;67:101714. doi:10.1016/j.lanwpc.2025.101714. PubMed Central (PMC)

10. Nguyen ANN, Nguyen BH, Nguyen AX. Managing complex needs amidst limited formal care: informal support, reciprocity and loneliness among older adults in Vietnam. Working with Older People. Published online 20 August 2026. doi:10.1108/WWOP-07-2026-0085. Emerald Publishing

11. Nguyen Thi Anh Thu, Tran Viet Hoang, Bui Minh Duc, et al. Loneliness, social support and self-esteem among Vietnamese young people. Mental Health and Social Inclusion. Published online 26 August 2026. doi:10.1108/MHSI-05-2026-0176. Emerald Publishing

Article Information

Published: 25 September 2026
Last reviewed: 25 September 2026
Publisher: Social Prescribing Vietnam

Disclaimer

This article is provided for educational and informational purposes. It does not constitute medical advice, clinical guidance, mental health treatment, legal advice or official policy. Loneliness, social isolation and social connection are related but distinct concepts, and individual experiences vary considerably. Evidence on the effects of social prescribing on loneliness continues to evolve, and evidence specific to Viet Nam remains very limited. Social prescribing should not be used as a substitute for appropriate medical, psychological, psychiatric, social work or other professional assessment and care when these are required. Organizations developing social prescribing pathways should determine the applicable Vietnamese legal, professional, safety and personal data protection requirements for their specific activities.