B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
17
17 -- lifetime time spent online for adults (2025)
A typical adult is estimated to spend 17 years of their life online.
- Secondary citation of Fortune without original methodology or demographic details
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
17
Unit
Duration Years
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Fortune
Primary
Tier C
https://startwithrex.com/insights/the-science-behind-how-people-read-online-what-it-means-for-your-c… ↗
Source Article
The Science Behind How People Read Online & What It Means for Your Content - The REX Agency
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Reading is one of the most fundamental ways we acquire information, gain understanding, and engage with external ideas. Since the early 2000s, our reading habits have increasingly shifted from traditional media like books and newspapers to digital …
Original Research
Fortune
· Original study ↗
Methodology
Agency blog citing Fortune; original methodology not stated
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
adults: 17 lifetime time spent online. Source: Fortune (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/lifetime-years-online-17
HTML Embed
<blockquote cite="https://lighthousedata.io/data/lifetime-years-online-17" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>17</strong> -- lifetime time spent online for adults<br><small>Source: Fortune (2025) · <a href="https://lighthousedata.io/data/lifetime-years-online-17" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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