Appblox Blog
Attention, screen time, and what the research actually says
Evidence-backed writing on why phone habits are so hard to break — and why removing the option beats relying on willpower.
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Average Screen Time: What the Data Actually Says (and Why Every Source Disagrees)
Global average screen time is around 6–7 hours a day, but sources disagree by hours. Here is what the research measures, why the numbers conflict, and how much screen time is actually too much.
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How to Block Websites on iPhone (Every Method, and What Each One Misses)
Block a website on iPhone using Screen Time, allowlist mode, DNS filtering or Focus. Step-by-step paths, plus the gaps each method leaves — in-app browsers, feeds and the passcode problem.
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Dopamine Detox: What the Science Actually Says
A dopamine detox doesn't lower your dopamine — and that isn't why it sometimes works. Here's the real mechanism behind it, and how to get the benefit without a 24-hour blackout.
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How to Block YouTube on iPhone (App, Safari and Shorts)
Blocking the YouTube app leaves the website, Shorts and embeds wide open. Here's every route back in, and how to close all of them on iPhone.
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How to Stop Doomscrolling
Doomscrolling isn't a discipline problem — it's an anxiety loop that promises relief and delivers more anxiety. Here's how the loop works and how to break it.
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The Digital Detox That Survives Contact With Monday
Most digital detoxes work perfectly for a weekend and are gone by Wednesday. Here's how to design one for the return, which is the only part that matters.
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The Screen Time Passcode Problem
You set a Screen Time passcode to stop yourself — and then you unlocked it. Here's why Apple's limits are designed to be bypassed, and what to use instead.
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Attention Spans Are Shrinking, and Not by a Little
Two decades of UC Irvine data show average screen focus falling from 2.5 minutes in 2004 to 47 seconds today. The cause is environmental, not generational.
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How to Block Apps on iPhone
Two ways to block apps on iPhone: Apple's built-in Screen Time, and a dedicated app blocker. Step-by-step setup, plus why Screen Time limits are so easy to bypass.
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How to Reduce Screen Time (Without Relying on Willpower)
Most screen time advice asks you to try harder. These seven changes work by changing what's available instead — including how to set limits that hold.
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Ninety-Six Times a Day
The average person unlocks their phone 96 times a day and spends 4–5 hours on screens. Why that's a design outcome, not a willpower failure.
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The Four Harms Aren't Just a Teenage Problem
Jonathan Haidt's four harms — social deprivation, sleep loss, attention fragmentation, addiction — were measured in teens, but they apply to adults too.
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Twenty Seconds Is Enough to Change a Habit
Stanford's BJ Fogg found ~20 seconds of added friction sharply cuts a behavior. Here's how that principle turns into scheduled app blocking.
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Twenty-Three Minutes
UC Irvine research found it takes an average of 23 minutes to fully refocus after a single digital interruption — and why blocking beats willpower.
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