Research hub

Emotional Technology Statistics

Cited data on loneliness, emotional intelligence, affective computing, and emotional messaging. Every number links to its peer-reviewed source. Updated as new research lands.

Loneliness

1 in 6
Loneliness prevalence worldwide

people worldwide experience loneliness.

Source WHO Commission on Social Connection (2025). From loneliness to social connection: charting a path to healthier societies. View source ↗
871,000 deaths/year
Loneliness-linked mortality

deaths per year are linked to loneliness worldwide. One every 36 seconds.

Source WHO Commission on Social Connection (2025). View source ↗
15 cigarettes/day
Mortality impact of chronic loneliness

the mortality impact of chronic loneliness. More harmful than obesity or physical inactivity.

Source U.S. Surgeon General Advisory (2023). Our Epidemic of Loneliness and Isolation. Murthy, V.H. View source ↗
17-21%
Youth loneliness

of people aged 13-29 report loneliness. Rates are highest among teenagers.

Source WHO Commission on Social Connection (2025). View source ↗
+29%
Loneliness and cardiovascular disease risk

increased risk of coronary heart disease in chronically lonely adults, meta-analysis of 308,849 participants across 148 studies.

Source Holt-Lunstad, J., Smith, T. B. & Layton, J. B. (2010). "Social Relationships and Mortality Risk: A Meta-analytic Review." PLoS Medicine, 7(7), e1000316. View source ↗
+50%
Loneliness and dementia risk

increased risk of dementia in chronically lonely adults. Loneliness is an independent risk factor alongside age and genetics.

Source Holt-Lunstad, J. et al. (2010), op. cit.; corroborated by subsequent longitudinal work in older adults. View source ↗
39 min/day
In-person friend time, U.S. young adults

of in-person friend time for Americans aged 15-25, down from 61 minutes in 2003, a 36% collapse while digital connectivity surged. Among teenagers, face-to-face socializing dropped 45% between 2003 and 2022.

Source U.S. Bureau of Labor Statistics (2024). American Time Use Survey - 2024 Results, released June 2025. View source ↗
12%
Americans with zero close friends (2021)

of Americans in 2021 reported having zero close friends, up from 3% in 1990. An additional 25% reported only one close friend. The inner circle (2-5 people) is collapsing while weak ties remain stable.

Source Cox, D. A. (2021). "The State of American Friendship: Change, Challenges, and Loss." Survey Center on American Life, American Enterprise Institute. View source ↗
29%
Loneliness rate, adults 30-44 (U.S.)

of U.S. adults aged 30-44 report frequent or constant loneliness, the highest rate of any adult age band in Gallup/Harvard tracking.

Source Gallup (2024) Global State of Social Connections; Harvard Graduate School of Education (2024) Making Caring Common Project. View source ↗
Independent
Social isolation as a cardiovascular risk factor

social isolation and loneliness are independent risk factors for cardiovascular disease and stroke, per the American Heart Association 2022 scientific statement.

Source Cene, C. W. et al. (2022). "Effects of Objective and Perceived Social Isolation on Cardiovascular and Brain Health." Journal of the American Heart Association, 11(16). View source ↗

Emotional messaging

37%
Emotional gap in text communication

of text messages are misread emotionally. Senders believe their intended tone is understood 88% of the time; receivers only decode the intended tone 63% of the time, a 25-point overconfidence gap.

Source Kruger, J., Epley, N., Parker, J. & Ng, Z.-W. (2005). "Egocentrism over e-mail: Can we communicate as well as we think?" Journal of Personality and Social Psychology, 89(6), 925-936. View source ↗
~90%
Non-verbal communication share

of communication is non-verbal (tone, expression, body, timing). Often cited; the 55-38-7 split from Mehrabian applies specifically to emotional incongruence.

Source Mehrabian, A. (1971). Silent Messages. UCLA. View source ↗

Emotional intelligence

~10%
Alexithymia prevalence

of the general population cannot identify or describe what they feel. It has a clinical name: alexithymia.

Source Salminen et al., J Psychosom Res (1999); replicated Franz 2008, Hiirola 2017. View source ↗
6x
EI and team productivity

more productive teams with high collective emotional intelligence, per Harvard Business Review analysis.

Source Harvard Business Review, multiple studies (2014-2017). View source ↗
58%
EI and job performance

of job performance across all role types is accounted for by emotional intelligence (meta-analysis).

Source Published in the Journal of Organizational Behavior. View source ↗

Emotional AI

USD 66-96B
Affective computing market size (2024-2025)

estimated global affective computing market with projected 24-30% annual growth through 2030.

Source Aggregated from Grand View Research, Mordor Intelligence, IMARC, Verified Market Research, Data Bridge (2024-2025 reports). Related pillar →
USD 3.4B to 20.77B
Emotion AI market (2025 to 2034)

projected growth of the narrower "emotion AI" market, 22.29% CAGR.

Source Fortune Business Insights (2025). Related pillar →

Emotional compatibility

78%
Dating-app emotional exhaustion

of dating-app users report feeling emotionally exhausted by the experience. The number reflects a design outcome of systems optimized for matching rates, not matching quality.

Source Forbes Health (2024). Dating App Fatigue Survey Report. View source ↗
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