Science of breaks

What published research actually says about attention, recovery, eye strain and sitting, minus the wellness folklore.

An empty unmade bed at first light, one pillow still holding the deep hollow left by a head, a rolled towel on the sheet, and a glass of water beside a folded pair of glasses on the bedside table

Updated on August 6, 202618 min read

How to sleep with neck pain: the position matters less than how long you hold it

How to sleep with neck pain: the positions that hold up in the evidence, why the pillow aisle rests on 239 people, and what really predicts waking up stiff.

A pair of reading glasses folded on a dark desk at dusk beside a crumpled tissue, next to a laptop whose screen is out of frame

Updated on August 4, 202613 min read

How to cure dry eyes permanently: the part that is actually reversible

How to cure dry eyes permanently: you cannot, but the screen half is reversible. Why blinking collapses at a screen, and what relieves dry eyes naturally.

A man reading from an e-reader in bed late at night, its page a dim glow that barely reaches his face, while on the nightstand beside him a phone lying face up floods the second lampshade with hard cold blue light

Updated on July 29, 202617 min read

Does the Kindle have blue light? What each of your screens actually emits, measured

Does the Kindle have blue light? Yes if it has a front light, and far less than a phone. What each screen emits, and what turning the filter on changes.

A woman at a desk in a dark room, eyes closed and her glasses pushed up on her forehead, pinching the bridge of her nose above the back of her monitor, her face lit cold blue by the screen

Updated on July 29, 202616 min read

Eye strain headache: the causal chain behind it, and how to tell it from the headache that merely looks like one

Eye strain headache: what actually causes it, how to tell it from a tension headache or migraine, what gives relief, and the warning signs that need a doctor.

A pair of glasses held up in front of a window, the city behind them sharp through the lenses and blurred around them

Updated on July 28, 202615 min read

Spectacles for myopia: which lenses actually slow it down, and which just make the blur go away

Spectacles for myopia correct the blur, they do not cure it. Which lenses slow myopia in children, why adults are a different case, and what to skip.

A person seen from the side sitting at a desk with feet flat on the floor, back against the chair support, forearms level with the desk and the monitor at eye level, the reference desk posture

Updated on July 28, 202611 min read

Proper sitting posture at a desk: the setup, the signs you have it wrong, and the part nobody mentions

Proper sitting posture at a desk in one minute: how to sit correctly, the signs of bad desk posture, and why how long you hold a position beats the angle.

One monitor in a dimly lit room showing the same page of text twice, dark mode on the left half and light mode on the right half, the contrast polarity question behind dark mode and eye strain

Updated on July 28, 202612 min read

Is dark mode better for your eyes? The research says something more interesting than yes or no

Is dark mode better for your eyes? What the readability research found, why it feels easier anyway, who it genuinely helps, and whether grayscale is worth it.

A person at a desk holding their right wrist with the other hand, keyboard in front of them, showing the numb, aching hand of carpal tunnel symptoms

Updated on July 27, 202617 min read

Carpal tunnel from typing: what the symptoms actually mean, and the two conditions mistaken for it

Carpal tunnel symptoms explained: what it really feels like, why the evidence does not blame typing, the two conditions mistaken for it, and what helps.

A person at a desk reaching back to rub the base of their neck in front of a laptop, showing the stiff, aching neck of a long computer day

Updated on July 27, 202615 min read

Neck pain from desk work: why it builds through the day, and what actually gives relief

Neck pain relief for desk workers: why your neck aches by the afternoon, what the headache and the pain at the base of your skull mean, and what really helps.

A man at a desk in a dim room pressing his palms over his closed eyes to relieve eye strain, his face lit by the laptop screen

Updated on July 27, 202612 min read

How to reduce eye strain: what works right now, and what stops it coming back

Eye strain relief that lasts: what to do in the next five minutes, the eye exercises that actually help, and the setup changes that stop it coming back.

A tired woman at a laptop late in the day, resting her head on her hand, with heavy, dry eyes and dark circles in a dimly lit room

Updated on July 27, 202617 min read

Why do my eyes feel heavy? The usual causes, from screen strain to dry eyes and a twitching eyelid

Why do your eyes feel heavy? Usually screen strain, sleep, dry eyes or your glasses. How to tell which is yours, why your eye twitches, and what helps.

Three hourglasses of increasing size on a desk, one per break schedule: Pomodoro, 52/17 and 90-minute blocks

Updated on July 27, 20268 min read

52/17 vs Pomodoro vs 90-minute deep work blocks: which break schedule fits you?

Pomodoro's 25/5, the 52/17 rule and 90-minute ultradian blocks compared: where each comes from, what evidence backs it, and how to pick one for your workstyle.

Screen worker applying the 20-20-20 rule against eye strain, looking away from the laptop and out a window toward a distant tree

Updated on July 27, 20269 min read

The 20-20-20 rule: what science actually says about eye strain and blue light, and how to actually stick to it

Every 20 minutes, look 20 feet away for 20 seconds. What research shows about the 20-20-20 rule, what blue light does to your eyes, and how to make it stick.

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