Doomscrolling and Cognitive Fatigue- Why Your Brain Feels Drained

Ever opened Instagram or Twitter just for five minutes—and suddenly an hour’s gone, your head feels foggy, and you’re not even sure what you just read? That’s doomscrolling. I’ll be honest, I’m guilty of it too. There have been nights when I’ve scrolled through endless news and updates, only to close my phone feeling heavier than before. And the next morning, I’d wonder why I felt so mentally drained before the day even began. That exhaustion has a name: Cognitive Fatigue.

What Is Doomscrolling?

Doomscrolling is being unable to stop swiping or clicking through endless content—even though it’s making you feel anxious, drained, or low. Originally, the term was tied to consuming bad news, but today it can look like:

Person Droping eyes

It’s that digital age loop where you keep scrolling, hoping the next thing will feel better, but instead you’re pulled deeper into the whirlpool of gloomy, dramatic, or draining content. Sound familiar? Yeah, me too.

What Is Cognitive Fatigue?

Think of your brain like your phone battery. Run too many apps in at at once like emails, work tasks, social media, news alerts and it drains fast. Cognitive fatigue is when your brain is low on charge. You might notice:

It’s not just “being tired.” It’s your brain running on 5% battery

The Trap of Scrolling Reels (a.k.a. Doomscrolling 2.0)

Here’s where it gets tricky: Doomscrolling and Mental Fatigue feed each other.

When you’re already tired, it feels easier to just keep swiping through reels or shorts. But the more you scroll, the more drained you become.

social media icons raining

It’s junk food for the brain filling, but not nourishing.

That struck me hard, doomscrolling isn’t just wasting time, it’s actually training my brain to think in a negative loop

Generalized Anxiety Disorder (GAD) is basically a Twitter feed of worries in your head… Doomscrolling is kind of like practicing having GAD… If you run every day, that’s going to impact your muscles. If you doomscroll every day, that’s going to impact your psychology and your brain.
— Jade Wu, psychologist, in an article for BBC

My Wake-Up Call

For me, the turning point was realizing how much doomscrolling was stealing my focus. I’d sit down to work and find myself mentally foggy. Or worse, I’d carry the heaviness of last night’s into the new day.

That’s when it hit me: the more I fed the cycle, the less peace I had. If I wanted clarity and focus, something had to change.

Breaking the Cycle (Without Deleting Every App)

I didn’t go cold turkey (and you probably don’t need to either). Instead, I tried small shifts that helped me reclaim my mental battery:

cycle breaking

They’re not big changes, but together they made a noticeable difference.

A Healthier Information Diet

The goal isn’t to shut out reality—it’s to stop negative content from draining your energy.

When you notice the signs of mental fatigue, and how endless scrolling feeds it, you can step back and reclaim control.

Being informed is valuable. But being hooked? That’s just exhausting.

So the next time you find yourself lost in reels or headlines, pause and ask: Is this helping me grow, or just wearing me down?

I still slip up now and then but the difference is, I know how to catch myself and reset.

Further Reading

Copyright Notice

Author: Padmaj P Kumar

Link: https://blog.padmajp.com/posts/doomscrolling-and-cognitive-fatigue-why-your-brain-feels-drained/

License: CC BY-NC-SA 4.0

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. Please attribute the source, use non-commercially, and maintain the same license.

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