Fear of Missing Out (FOMO): Psychology, Social Media, and Problematic Use

2 days ago

15 min read

Author: Ukrainian Psychological Hub · Published: September 27, 2026 · Editorial Policy

Fear of missing out (FOMO) is the uneasy sense that other people may be having rewarding experiences, opportunities, or social moments while you are absent, together with a pull to stay connected so you do not miss them. In psychology, FOMO is studied as a measurable psychological construct rather than a diagnosis. The foundational work by Przybylski and colleagues described FOMO in relation to perceived unmet psychological needs and stronger social-media engagement. More than a decade of research since then has made one point especially clear: FOMO is real as an experience, but it should not be treated as a single disease, a synonym for anxiety, or proof that a person is “addicted” to social media.

Social media can make FOMO more visible because it continuously exposes people to invitations, plans, achievements, relationships, purchases, travel, entertainment, and conversations happening elsewhere. Yet social media is not the sole cause of FOMO. People can fear missing out on offline events, career opportunities, relationships, cultural moments, or choices even without opening an app. The strongest evidence supports an interaction among individual differences, psychological needs, social context, platform use, and patterns of checking rather than a simple story in which a platform mechanically creates FOMO.

What FOMO Means in Psychology

The most widely cited scientific definition comes from Przybylski et al. (2013), who characterized FOMO as an apprehension that other people may be having rewarding experiences from which one is absent, accompanied by a desire to remain continually connected with what others are doing. This definition contains both a cognitive-emotional element — the thought and feeling that something desirable is happening elsewhere — and a motivational element — the urge to keep checking, monitoring, joining, or staying available.

That distinction matters. Someone can notice that friends are at a party and briefly wish they were there without developing persistent FOMO. FOMO becomes more psychologically important when the possibility of missing out repeatedly captures attention, drives checking, influences decisions, or creates distress. Even then, intensity exists on a continuum. A high score on a FOMO questionnaire is a research measurement, not a clinical diagnosis.

FOMO Is a Research Construct, Not a Mental Disorder

FOMO is not a standalone diagnosis in the DSM-5-TR or ICD-11 diagnostic systems. The American Psychiatric Association’s DSM-5-TR framework and the World Health Organization’s ICD-11 clinical diagnostic manual classify mental disorders according to defined diagnostic requirements; FOMO is studied in the research literature as a psychological construct. This distinction prevents ordinary social concern, frequent checking, or a high questionnaire score from being medicalized.

FOMO can still matter clinically when it appears inside a broader pattern of distress or impairment. For example, a person may repeatedly interrupt work, sleep, study, or in-person relationships to monitor social updates because the discomfort of not knowing feels difficult to tolerate. The clinically relevant question is not “Do you ever feel FOMO?” but whether the broader pattern is persistent, distressing, difficult to control, and meaningfully interfering with daily functioning.

Trait FOMO and State FOMO

Research increasingly distinguishes relatively stable differences between people from temporary changes within the same person. Some people tend to report higher FOMO across situations, while nearly anyone can experience a temporary increase when a valued event, relationship, or opportunity becomes salient. A three-wave longitudinal study of 1,341 participants by Groenestein and colleagues separated between-person differences from within-person fluctuations. People who generally reported more FOMO also generally reported more social-media use, while within-person links changed across waves rather than following one uniform pathway.

This helps explain why FOMO can feel intense one week and barely noticeable the next. Context matters: who is posting, what is at stake, whether a person already feels socially secure, whether an opportunity is scarce, and whether checking can change the outcome. Treating FOMO as a fixed personality defect misses this situational component.

Why FOMO Happens

Psychological needs and belonging

The original FOMO model drew on self-determination theory, which emphasizes autonomy, competence, and relatedness. In the 2013 foundational study, lower satisfaction of basic psychological needs was associated with higher FOMO. This makes intuitive sense: when belonging, choice, or competence feels uncertain, information about other people’s rewarding experiences can become more personally consequential.

Longitudinal evidence complicates the simple claim that unmet needs directly cause FOMO. Groenestein et al. found strong between-person associations between FOMO, need satisfaction, mood, life satisfaction, and social-media use, but many hypothesized reciprocal within-person effects were not consistently supported across waves. Psychological needs are therefore a useful explanatory framework, not a proven single causal chain.

Uncertainty and the value of information

FOMO thrives on uncertainty. If you already know that nothing important is happening, there is little reason to check. If you believe that a message, invitation, announcement, trend, opportunity, or social shift might appear at any moment, checking can feel informative. The act of checking may briefly resolve uncertainty, which can make future checking more likely even when the information itself is not especially rewarding.

This does not require a claim about a mysterious “dopamine addiction.” Behavioral repetition can be explained through ordinary learning, uncertainty reduction, reward anticipation, habit, social expectations, and the practical value of staying informed. These processes can interact without implying that the brain has been “rewired” or that every frequent user has an addiction.

Social comparison and counterfactual thinking

FOMO often overlaps with social comparison: seeing what others are doing can provide a reference point for evaluating one’s own choices, status, belonging, or opportunities. It also invites counterfactual thinking — imagining what might have happened if you had chosen differently. But FOMO and social comparison are not identical. Social comparison asks, in effect, “How do I compare with them?” FOMO asks, “What rewarding experience or opportunity might I be missing?” The two processes can reinforce each other while remaining conceptually distinct.

How Social Media Can Amplify FOMO

Social media concentrates social information into a continuously available environment. Posts can reveal events you were not invited to, milestones you have not reached, opportunities you did not know existed, conversations unfolding without you, and experiences that look unusually rewarding because people selectively share what is worth posting. None of these features guarantees distress, but they increase the number of cues from which FOMO can arise.

A systematic review of 58 empirical studies by Dhir and colleagues found that FOMO research spans motives, social-media behaviors, well-being, and problematic use, while also highlighting substantial conceptual and measurement variation. That variation is important: studies do not always measure the same exposure, the same platform behavior, or the same form of FOMO.

The relationship is also not one-directional. People with stronger FOMO may seek more social information, while social-media use can expose them to more cues about what they are missing. A platform may therefore function as both a response channel and a source of new information. The effect depends on the person, the content, the reason for using the platform, and what happens during use.

What Meta-Analyses Show About FOMO and Social Media Use

The strongest broad evidence is correlational. A 2021 meta-analysis by Fioravanti and colleagues combined 33 independent samples with 21,473 participants and found positive associations between FOMO and both social-network-site use and problematic social-network-site use. Age, sex, and geographic area did not significantly moderate those associations in that analysis. The result is important because it shows that the link is reproducible across many samples. It does not establish that FOMO causes problematic use, that problematic use causes FOMO, or that one mechanism applies to every individual.

A broader systematic review and meta-analysis by Akbari and colleagues synthesized 86 effect sizes representing 55,134 participants. The association between trait FOMO and internet-related use was substantial on average but highly heterogeneous, with effect sizes varying widely across studies and populations. The authors emphasized that the field still lacked a clear account of why different people show different FOMO–internet-use patterns.

FOMO and Problematic Social Media Use

High engagement and problematic use are different. Someone may use social media for hours because of work, community, entertainment, or close relationships without experiencing loss of control or impairment. Problematic social media use refers to a dysregulated pattern marked by difficulty controlling use and meaningful negative consequences. Our separate guide to problematic social media use focuses on that boundary in detail.

FOMO is one risk-related construct within this picture, not a diagnostic shortcut. In a 2025 cross-sectional study of 456 American college students, Elhai, Casale, and Montag found that both worry and FOMO were associated with greater problematic smartphone and social-media-use severity, with FOMO showing the stronger association in their model. Because the study was cross-sectional and based on one college population, it cannot determine the direction of causation or be treated as a general population estimate.

A separate 2025 study by Elhai, Casale, and Bond tested whether FOMO may contain two related dimensions: apprehension about missing out and a desire for constant connection. In American college students and an Italian social-media sample, the two-factor model fit the data well, and constant-connection desire was more strongly correlated with problematic smartphone and social-media use. The study supports a more precise way of thinking about FOMO, while its cross-sectional design still limits causal conclusions.

Longitudinal Research: The Relationship Can Run Both Ways

Longitudinal studies are especially valuable because they test whether earlier differences predict later changes while accounting for prior levels. A two-wave panel study of 447 participants in Hong Kong by Chen, Zhang, and Leung found that FOMO was concurrently related to problematic social-media use and predicted later problematic use in a basic model, but the direct effect was no longer present after controlling for prior problematic use. Broadcasting and connection behaviors carried some longitudinal indirect associations. This is a good example of why a simple “FOMO causes addiction” headline overstates the evidence.

A 2026 five-wave study of 1,596 young people by Hou and colleagues used random-intercept cross-lagged models to separate stable between-person differences from within-person change. The authors reported small bidirectional longitudinal associations: higher FOMO predicted later problematic smartphone and social-media use, and those problematic-use measures also predicted later FOMO. The effects were described as small but persistent. This supports a reciprocal-process interpretation rather than a one-way causal claim.

Among early adolescents, a 2026 study by Fang and colleagues likewise found that FOMO predicted subsequent problematic social-media use, while problematic use predicted later FOMO during only one interval. Because that sample focused on early adolescents, the result should not be generalized automatically to adults. Taken together, longitudinal findings suggest that direction, timing, age, and existing behavior all matter.

FOMO and Mental Health

FOMO is often associated with anxiety symptoms, depressive symptoms, lower mood, or lower life satisfaction in observational research. The Fioravanti meta-analysis reported positive correlations between FOMO and depression and anxiety, while Przybylski et al. found associations with lower mood and life satisfaction. These are associations between measures, not evidence that FOMO is itself an anxiety or depressive disorder.

The distinction becomes especially important because different variables can sit on different sides of the relationship. Distress may make social uncertainty more salient; FOMO may motivate more checking; checking may expose someone to more social information; and certain forms of use may intensify comparison or interfere with other activities. A review by Elhai, Yang, and Montag summarized FOMO as a construct linked to negative affectivity and problematic technology use while emphasizing the need for stronger longitudinal and mechanistic research.

For a wider evidence review that separates type of use, context, benefits, risks, and mental-health outcomes, see Social Media and Mental Health: Risks, Benefits, and What Research Shows. The central principle is the same: time spent online is not by itself a diagnosis, and associations with symptoms should not be converted into claims that social media universally causes depression or anxiety.

FOMO Is Not the Same as Nomophobia, Envy, or Social Media Fatigue

FOMO overlaps with several digital-life constructs, but using them interchangeably creates confusion. Nomophobia refers to fear or anxiety associated with being without access to a mobile phone or its functions; FOMO centers on missing rewarding experiences or social information. A person can experience one without the other. See Nomophobia: What Fear of Being Without Your Phone Means for the separate construct and its diagnostic status.

Envy concerns wanting an advantage, possession, status, or experience perceived in someone else. Social comparison concerns evaluating oneself relative to others. FOMO concerns exclusion from or absence during a potentially rewarding experience. The feelings can co-occur, but one should not be inferred from another.

Social media fatigue concerns exhaustion, overload, or weariness associated with social-media engagement. FOMO can push a person to remain connected even when use feels tiring, creating an approach–avoidance tension: wanting distance while also worrying about what will happen during that distance. For that separate construct, see Social Media Fatigue: What It Is, Why It Happens, and What Helps.

When FOMO Becomes a Problem

There is no universal medical cutoff for how much FOMO is “too much.” Frequency matters less than function. A person may feel FOMO often during a temporary life transition and remain fully functional, while another person may experience fewer episodes that sharply disrupt concentration, sleep, decisions, or relationships.

FOMO is more concerning when it repeatedly redirects behavior away from chosen priorities: checking during work or study despite wanting to focus; abandoning in-person conversations to monitor other interactions; accepting events or purchases mainly to avoid the discomfort of exclusion; repeatedly comparing one’s life with selectively presented experiences; losing sleep to remain updated; or feeling unable to disengage even after use stops being enjoyable. These patterns are signs to examine the broader behavior and its consequences, not proof of a specific disorder.

How to Reduce FOMO Without Quitting Digital Life

Identify what you are actually afraid of missing

“I have FOMO” is often too broad to guide a useful response. Ask what the feared loss actually is: belonging, information, status, opportunity, intimacy, entertainment, professional relevance, or simply certainty. Different fears call for different solutions. Missing an urgent team message is a communication problem; feeling excluded from a friend group is a relationship problem; repeatedly checking lifestyle content because your own choices suddenly feel inadequate is a comparison problem.

Naming the feared loss also reveals whether checking can realistically solve it. If the answer is no, more monitoring may increase exposure without increasing control.

Change the checking environment before blaming willpower

When FOMO is tied to repeated checking, reducing unnecessary cues can make intentional behavior easier. Muting nonessential notifications, removing a high-trigger app from the first home screen, setting a predictable time for group updates, or using platform-specific controls can reduce the number of moments in which a decision to check has to be made. The goal is not to eliminate technology; it is to align access with what the person actually wants the technology to do.

Use social media for a purpose, not as an open-ended scan

A useful distinction is between going online to do something and going online to discover whether something important might be happening. The second mode is structurally harder to finish because there is no natural completion criterion. Defining the purpose before opening an app — reply to messages, check one group, post an update, read a specific source — can restore a stopping point.

Strengthen the life that competes with the feed

Because FOMO often concerns belonging, agency, competence, or meaningful opportunities, the most durable response may occur outside the platform: invest in relationships where inclusion is explicit, make plans rather than only monitoring plans, pursue activities that provide competence and identity, and create commitments that are valuable enough to make missing alternatives acceptable. This is consistent with the psychological-needs framework that originally motivated FOMO research, while longitudinal findings caution against treating need satisfaction as a single proven cause.

Practice tolerating the fact that every choice excludes alternatives

FOMO can turn ordinary opportunity cost into a persistent alarm. Any chosen evening, friendship, job, hobby, purchase, or trip excludes countless alternatives. A psychologically useful goal is therefore not to guarantee that nothing worthwhile happens elsewhere — that is impossible — but to become more comfortable making a good-enough choice without continuous surveillance of the alternatives.

Do not assume a social-media detox is a universal treatment

Temporary abstinence can help some people reset habits or learn which cues matter, but evidence does not support presenting it as a guaranteed cure. A 2025 systematic review and meta-analysis by Lemahieu and colleagues included ten studies with 4,674 participants and found no significant overall effects of social-media abstinence on positive affect, negative affect, or life satisfaction. Other restriction meta-analyses have reported small average benefits with substantial heterogeneity. The practical lesson is to match the intervention to the mechanism rather than assume that deleting every app will automatically fix FOMO, anxiety, sleep, or well-being.

Seek professional help when the broader pattern is impairing

Professional support can be useful when FOMO sits inside persistent anxiety, depression, severe loneliness, compulsive checking, relationship conflict, major sleep disruption, or a broader pattern of problematic digital use. Treatment should address the actual clinical problem and the function of the behavior. FOMO itself should not be treated as a self-diagnosis.

FOMO in Adolescents and Young Adults

Much FOMO research has been conducted with adolescents, university students, and young adults, partly because social belonging and peer information are especially salient in these groups and because they are heavy users of social platforms. This evidence is important but should not be mistaken for a universal developmental rule. Adults can experience substantial FOMO around careers, parenting, relationships, travel, finances, culture, and professional networks, while many younger people use social media without clinically significant distress.

The 2026 early-adolescent longitudinal study by Fang and colleagues and the five-wave young-person study by Hou and colleagues show why developmental context matters: both detected longitudinal links, but the timing and direction were not identical. Age-specific evidence should remain age-specific.

FOMO, Digital Well-Being, and Intentional Technology Use

The most useful question is often not how to eliminate FOMO but how to keep it from deciding where attention goes. Digital well-being depends on whether technology supports a person’s goals, relationships, autonomy, and functioning. That is broader than screen time and broader than any one platform. See Digital Well-Being: What It Is, What Shapes It, and What Research Shows for the larger framework.

From that perspective, FOMO becomes one signal among many. It may reveal that a relationship matters, that uncertainty is uncomfortable, that a social need is unmet, or that a digital environment is producing more cues than a person can meaningfully act on. The task is to interpret the signal accurately and choose a response that improves real functioning rather than simply increasing monitoring.

Frequently Asked Questions

Is FOMO a mental illness?

No. FOMO is a psychological research construct and common human experience, not a standalone DSM-5-TR or ICD-11 diagnosis. It can accompany clinically significant anxiety, depression, loneliness, or problematic digital use, but the presence of FOMO does not establish any diagnosis.

Does social media cause FOMO?

Social media can provide cues that evoke or amplify FOMO, and higher FOMO is reliably associated with heavier and more problematic social-media use. Causal direction is more complicated. Longitudinal research shows reciprocal and context-dependent links rather than one universal one-way pathway.

Can FOMO cause social media addiction?

That wording is too strong. FOMO is associated with problematic social-media use and can contribute to repeated checking or constant-connection motives. Longitudinal studies suggest bidirectional relationships in some samples. A FOMO score does not diagnose an addiction, and problematic social-media use should be evaluated through loss of control, distress, impairment, and context rather than time alone.

What is the difference between FOMO and nomophobia?

FOMO concerns missing rewarding experiences or social information. Nomophobia concerns fear or anxiety about being without access to a phone or its functions. They can overlap because phones provide access to social information, but they are distinct constructs.

Why do I feel FOMO even when I do not want to attend the event?

Because FOMO can concern more than the event itself. The discomfort may involve exclusion, status, belonging, uncertainty, lost opportunity, or the idea that other people are sharing an experience without you. Wanting the option to participate is psychologically different from wanting the activity.

Does deleting social media cure FOMO?

Not reliably. A break may reduce exposure to triggers for some people, but FOMO can exist offline and evidence on abstinence is mixed. If the underlying issue is belonging, uncertainty, comparison, or a broader anxiety pattern, deleting an app may remove one cue without resolving the mechanism.

Is some FOMO normal?

Yes. Occasional concern about missing valued experiences is compatible with ordinary social life. It becomes more important to address when it repeatedly produces distress, loss of control, impaired sleep or concentration, relationship problems, or decisions that conflict with a person’s priorities.

How can I tell whether FOMO or problematic social media use is the bigger issue?

Ask what happens when access is available and when it is unavailable. If the main problem is fear of missing experiences or social information, FOMO may be the more central construct. If use continues despite clear negative consequences, feels difficult to control, and disrupts functioning across contexts, the broader pattern of problematic social media use may deserve more attention. The two can reinforce each other.

References

Akbari, M., Seydavi, M., Palmieri, S., Mansueto, G., Caselli, G., & Spada, M. M. (2021). Fear of missing out (FoMO) and internet use: A comprehensive systematic review and meta-analysis. Journal of Behavioral Addictions, 10(4), 879–900. https://doi.org/10.1556/2006.2021.00083

Chen, C., Zhang, X., & Leung, D. (2025). Broadcasting, lurking, and connection: A longitudinal panel study of fear of missing out, social media engagement, and problematic social media use. Telematics and Informatics, 102, 102323. https://doi.org/10.1016/j.tele.2025.102323

Dhir, A., Talwar, S., Kaur, P., Budhiraja, S., & Islam, A. K. M. N. (2021). Fear of missing out (FoMO) among social media users: A systematic literature review, synthesis and framework for future research. Internet Research, 31(3), 782–821. https://doi.org/10.1108/INTR-11-2019-0455

Elhai, J. D., Casale, S., & Bond, R. A. (2025). FOMO’s apprehension of missing out and constant connection desire dimensions differentially correlate with problematic smartphone and social media use, but not with depression or generalized anxiety. Journal of Anxiety Disorders, 114, 103037. https://doi.org/10.1016/j.janxdis.2025.103037

Elhai, J. D., Casale, S., & Montag, C. (2025). Worry and fear of missing out are associated with problematic smartphone and social media use severity. Journal of Affective Disorders, 379, 258–265. https://doi.org/10.1016/j.jad.2025.03.062

Elhai, J. D., Yang, H., & Montag, C. (2021). Fear of missing out (FOMO): Overview, theoretical underpinnings, and literature review on relations with severity of negative affectivity and problematic technology use. Brazilian Journal of Psychiatry, 43(2), 203–209. https://doi.org/10.1590/1516-4446-2020-0870

Fang, X., Yang, J., Liu, B., Wang, Y., Liao, J., & Lei, L. (2026). Exploring fear of missing out and problematic social media use among Generation Alpha: A random intercept cross-lagged panel model and cross-lagged panel network analysis. Addictive Behaviors, 172, 108489. https://doi.org/10.1016/j.addbeh.2025.108489

Fioravanti, G., Casale, S., Bocci Benucci, S., Prostamo, A., Falone, A., Ricca, V., & Rotella, F. (2021). Fear of missing out and social networking sites use and abuse: A meta-analysis. Computers in Human Behavior, 122, 106839. https://doi.org/10.1016/j.chb.2021.106839

Groenestein, E., Willemsen, L., van Koningsbruggen, G. M., & Kerkhof, P. (2025). Fear of missing out and social media use: A three-wave longitudinal study on the interplay with psychological need satisfaction and psychological well-being. New Media & Society, 27(7), 4205–4227. https://doi.org/10.1177/14614448241235935

Hou, X., Xu, L., Zhou, N., Zhu, X., Mõttus, R., & Johnson, W. (2026). Longitudinal associations between fear of missing out, problematic social media use, and problematic smartphone use. Addictive Behaviors, 175, 108620. https://doi.org/10.1016/j.addbeh.2026.108620

Lemahieu, L., Vander Zwalmen, Y., Mennes, M., Koster, E. H. W., Vanden Abeele, M. M. P., & Poels, K. (2025). The effects of social media abstinence on affective well-being and life satisfaction: A systematic review and meta-analysis. Scientific Reports, 15, 7581. https://doi.org/10.1038/s41598-025-90984-3

Przybylski, A. K., Murayama, K., DeHaan, C. R., & Gladwell, V. (2013). Motivational, emotional, and behavioral correlates of fear of missing out. Computers in Human Behavior, 29(4), 1841–1848. https://doi.org/10.1016/j.chb.2013.02.014

World Health Organization. (2024). Clinical descriptions and diagnostic requirements for ICD-11 mental, behavioural and neurodevelopmental disorders. https://www.who.int/publications/i/item/9789240077263

Psychological Encyclopedia