Why do I forget to blink when I concentrate?

Blinking is mostly automatic, and the brain holds blinks back during tasks that need visual attention so you don’t miss anything. Reading drops blinking from about 17 a minute at rest to about 4 or 5, without any decision on your part.

Do screens make you blink less than paper?

Not by much, when the task is the same. In a matched study, people blinked 14.9 times a minute on a screen and 13.6 on paper. More of the screen blinks were incomplete, though: 7.0% against 4.3%.

Why do I forget to blink when playing video games?

Games ask for constant attention and change fast. In one study, casual players dropped from about 13 blinks a minute to about 4 while playing, and faster games cut blinking more than slower ones.

Is it bad to forget to blink?

The American Academy of Ophthalmology says screen use doesn’t permanently damage the eyes, but blinking less can leave them dry and tired. If they stay sore, red or blurry, see an optometrist or eye doctor.

Why do you forget to blink at a screen?

Short answer

Concentration, more than the screen itself, is what slows blinking. Reading the same text on a screen and on paper, people blinked at similar rates (Chu, Rosenfield and Portello, 2014), and every reading task cut blinking below rest (Argilés, 2015). Blinking is mostly automatic, and attention holds it back so you don’t miss what you’re watching.

By Mutables, who make BlinkPause. Updated 11 November 2026.

What slows blinking

Most blinks happen without a decision. In Bentivoglio and colleagues’ study of 150 healthy volunteers, people blinked about 17 times a minute at rest, about 26 in conversation and about 4.5 while reading. The eyes were the same in each case; the task was what changed.

Blinks are generally held back during a task that needs visual attention. When Nakano and colleagues had people watch short video stories, their blinks fell in step with each other at moments that needed less attention, such as the end of an action or a long shot. The brain seems to look for a moment when little can be missed. During long, absorbing screen work those moments may come less often.

Screens versus paper

Earlier studies reported that blinking slows during computer work, but they had no matched paper task to compare with. Chu, Rosenfield and Portello had 25 people read the same text for 20 minutes on a monitor and on paper, matched for size, contrast and distance. Blink rates were similar: 14.9 a minute on the screen and 13.6 on paper, a difference that could be chance. The authors concluded that the demand of the task, not the way it is shown, is the more likely cause.

The screen still changed something. In the same study, 7.0% of blinks were incomplete on the screen against 4.3% on paper. Argilés and colleagues found the same pattern in 50 people across six reading conditions: every one lowered blinking compared with looking at a picture, but only reading on a tablet or computer raised the share of incomplete blinks.

Gaming and reading

Games show the same effect, and their pace adds to it. Cardona and colleagues had 25 young adults play two computer games of similar mental demand but different pace. Blink rate fell to about half of baseline in the slower game and to almost a third in the faster one. So the speed of what’s on screen matters, not only how hard you are concentrating.

In a 2025 study, 20 casual players went from about 13 blinks a minute at baseline to about 4 while playing, in an action, an adventure and a sports game alike. Their blinks tended to come in calmer scenes rather than the busiest ones.

How to remember to blink

Because the holding back happens without a decision, an outside cue may help more than trying to remember. In Nosch and colleagues’ 2015 study, a brief on-screen animation, with people told to blink when they saw it, raised blink rate by about 7 blinks a minute, against almost no change with a placebo animation, and symptoms eased more.

More blinks aren’t the whole answer, though. In Portello and colleagues’ 2013 study, a tone every 4 seconds raised blinking to 23.5 a minute during a 15-minute reading task, and symptoms didn’t change. The same study linked symptoms to incomplete blinks, so a full blink, with the lids meeting, may matter as much as how many you make.

How to blink more

Pick a cue you’ll notice but won’t mind, and blink every time it appears.
Make each blink a full one: let your lids meet, then open.
Use natural pauses, such as a page loading or the end of a paragraph, as blink moments.
Every 20 minutes or so, look at something far away for a few seconds.
If your eyes stay dry, sore or red, see an optometrist or eye doctor.

BlinkPause is that cue: soft eyelids close a little over the page every minute, and you blink with them. It’s a reminder, not a medical device.

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Sources

This page explains research for general interest. It isn’t medical advice, and BlinkPause is a reminder, not a medical device.