Articles
Evidence-led writing on desks, food, movement, sleep, focus and AI · for people whose job keeps them at a screen.
Do You Understand Less When You Read on a Screen?
The paper advantage is real, small, and almost entirely dependent on two conditions. Both of them describe a…
Does Creatine Do Anything for Your Brain?
The headline says memory improves. The subgroup analysis says it improves for people over 65 and not for…
Does Eating Every Few Hours Keep Your Energy Up?
The government review could draw no conclusion. Two randomised-trial meta-analyses have since arrived, and they do not support…
Does a Drink Before Bed Actually Help You Sleep?
The most cited review on this was formally contested by eight sleep specialists. The original version of this…
Do Ergonomic Keyboards Prevent Wrist Pain?
Two reviews, one of which separates mouse use from keyboard use and finds only one of them associated…
Does Having Your Phone on the Desk Hurt Your Focus?
One 2017 study launched a thousand desk-drawer policies. The replication record since then is worth knowing before you…
Does Working Out at Night Ruin Your Sleep?
The meta-analyses cleared evening exercise years ago. Then a study of four million nights complicated it. The two…
Does Breakfast Actually Improve Concentration?
The claim that breakfast sharpens your focus rests on a research base that looks very different once you…
Does Dark Mode Reduce Eye Strain?
Dark mode is the default aesthetic of technical work, but the research on display polarity mostly points the…
Why Are Video Calls So Tiring? What the EEG and Camera-Off Experiments Found
Video call fatigue has been tested with EEG in a lab and with a camera-on field experiment at…
How Much Exercise to Offset Sitting All Day? The Number Got Smaller When Researchers Stopped Asking People to Guess
Accelerometer studies put the figure at roughly 30 to 40 minutes of moderate-to-vigorous activity a day, lower than…
Why Do I Get Tired After Lunch? Mostly Not the Food
A review of the post-lunch dip reports it can occur even in people who ate no lunch and…
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