📄 This report is for wellness reference only and does not constitute an official endorsement or medical diagnosis by the institutions cited (WHO, U.S. Surgeon General, Korean Ministry of Science and ICT, etc.). For serious mental health concerns, please seek professional help.
TL;DR
Between 2012 and 2018, adolescent loneliness nearly doubled worldwide (PISA, 36 of 37 countries). The U.S. Surgeon General warned that lacking social connection can raise the risk of early death as much as smoking up to 15 cigarettes a day, and over 4 in 10 Korean teens are now classified as smartphone-overdependent. Here is what the data says and a small map back to deeper connection.
Source: Twenge et al. 2021, US Surgeon General 2023, Korea MSIT 2024
01 The Loneliest Generation
36/37
countries showed rising adolescent loneliness — nearly 2x from 2012 to 2018
Twenge et al., 2021 · N≈1.05M
15cigs
Social disconnection's mortality risk is comparable to smoking "up to" 15 a day
U.S. Surgeon General, 2023
42.6%
of Korean teens (10–19) are at risk of smartphone overdependence (+2.5%p YoY)
Korea MSIT, 2024 Survey
In 2021, Jean Twenge and her team analyzed PISA data from about 1.05 million adolescents across 37 countries. The finding was consistent. School loneliness rose in 36 of those 37 countries, and in 2018 nearly twice as many teens reported elevated loneliness compared to 2012 — exactly the period when smartphones reached every pocket.
Around the same time, the U.S. Surgeon General called loneliness an "epidemic" in a 2023 advisory. The World Health Organization went further in November 2023, declaring loneliness a "pressing health threat" and launching a Commission on Social Connection. Korea's picture is no gentler: per the Ministry of Science and ICT's 2024 survey, more than 4 in 10 Korean teens are now at risk of smartphone overdependence.
Sources: Twenge, J. M., Haidt, J., Blake, A. B., McAllister, C., Lemon, H., & Le Roy, A. (2021). Worldwide increases in adolescent loneliness. Journal of Adolescence, 93, 257–269. · U.S. Surgeon General Advisory (2023). Our Epidemic of Loneliness and Isolation. · Ministry of Science and ICT & NIA, Korea (2025-03-27). 2024 Smartphone Overdependence Survey.
02 The Connection Paradox
"We expect more from technology and less from each other. We're lonely, but we're afraid of intimacy. And so... we're designing technologies that will give us the illusion of companionship without the demands of friendship."
— Sherry Turkle, MIT sociologist, TED 2012 "Connected, but alone?"
Pew Research's 2024 survey found that 46% of U.S. teens are online "almost constantly" — nearly double the 24% from a decade ago. In the very same study, the share of teens who said social media makes them feel they have people to support them through tough times fell from 67% in 2022 to 52% in 2024 — a 15-point drop in just two years. More connected, lonelier.
More volume of connection seems to come with less depth. Fifty notifications can land on your screen without a single message that reaches you. A thousand followers can sit beside zero people you'd call at 3 a.m. As Turkle put it: "We sacrifice conversation for mere connection."
Sources: Pew Research Center (2024-12-12). Teens, Social Media and Technology 2024. · Turkle, S. (2012). Connected, but alone? TED Talk.
⚖️ A balanced view
Note: the scientific debate is far from settled. Orben & Przybylski (2019, Nature Human Behaviour) reanalyzed multiple datasets and found that digital technology use explains less than 0.4% of the variance in adolescent well-being — an effect they compared to wearing glasses or eating potatoes. Loneliness has many roots; digital is one strand, not the whole rope.
Source: Orben, A. & Przybylski, A. K. (2019). The association between adolescent well-being and digital technology use. Nature Human Behaviour, 3, 173–182.
03 A Digital Loneliness Self-check
Turkle once said: "If we're not able to be alone, we're going to be more lonely." These five questions aren't a diagnosis — they're a quiet mirror. Take your time with each one.
Right after a social media session — how big is the gap between time spent and satisfaction left?
If an hour leaves only five minutes of feeling-good behind, where did that hour go?
When was your last truly deep conversation — with whom, and where?
If no answer comes quickly, you may need a plan more than a notification.
Imagine turning off every notification. Is your first feeling relief or anxiety?
If anxiety comes first, the phone may have crossed from tool to emotional dependency.
In the hour before sleep — is your phone still in bed with you?
The American Academy of Sleep Medicine has long flagged that pre-sleep screen use is linked to both poor sleep and higher loneliness scores.
Do "likes" decide your mood for the day?
When external feedback becomes your main scoreboard for self-worth, loneliness grows inside an endless comparison loop.
⚠️ These are general self-awareness prompts, not clinical diagnostics. If you find difficulty across several items persistently, consider speaking with a qualified mental health professional.
04 A 7-Day Digital Detox Guide
This isn't about cutting yourself off. It's about redesigning the relationship — keeping the phone as a tool, gently dimming the parts that feed comparison.
Day 1
Clean your notifications
Separate the truly necessary alerts (family, calendar, payments) from the rest (shopping, social media, news pushes). Turn the latter off and notice the quiet.
Day 2
Phone-free hour before sleep
Start by charging the phone outside the bedroom. Move the alarm to a clock or another device if needed. The body will thank you within a week.
Day 3
One offline conversation
A single sincere phone call or a brief in-person meet beats a hundred texts. Hear someone ask "How are you, really?" with their voice.
Day 4
Curate your feed
Unfollow or mute three accounts that consistently leave you heavier. The algorithm follows your taps eventually.
Day 5
30 minutes alone, phone away
Walk, sit, sip tea, do nothing. In Turkle's words, this is reclaiming the "capacity to be alone."
Day 6
Tool vs. habit
Today, jot down each time you unlock your phone. Did you reach for it with a purpose, or out of habit? Writing it down makes the pattern visible.
Day 7
Record + reflect
Write down the calmest moment of the week and the loneliest one. Patterns begin where words begin.
05 Why an AI Companion App Is Writing This
We know — we are also a digital tool. In a 2025 essay, Sherry Turkle described today's AI companions (ChatGPT, Replika, Character.AI) as offering what she calls "artificial intimacy, our new AI." Her message is clear: AI has no inner life.
Ongi accepts that limit first. Ongi cannot replace deep human relationships. The warmth of a hand, the quiet of someone really listening across a table — no app can fill that seat. What we believe in is smaller and steadier: that on the loneliest 3 a.m., a place that listens without judgment to a sentence no one else has heard can matter. It's a bridge — not the destination.
Reference: Turkle, S. (2025-08-26). Reclaiming Conversation in the Age of AI. After Babel.
📞 If you need support
🇺🇸 USA: 988 Suicide & Crisis Lifeline — call or text
🇦🇪 UAE: Aman Dubai 800-4673 (Dubai Health Authority, English service)
🌍 International: findahelpline.com — directory across 130+ countries
🇰🇷 South Korea: 1393 — 24/7 mental-health crisis line
Connection is depth, not volume.
At the end of the day, instead of 50 notifications,
one honest sentence about how you really feel is enough to start.
Ongi is a place that listens to that one sentence.