Decision Fatigue and How to Reduce It

You made 226.7 food decisions today. Not choices about what to eat for dinner. Every bite. Every "should I finish this" and "is this still good" moment. Researchers at Cornell counted. When they asked people to guess their own number first, the average guess was 14.4. You are unaware of roughly 93% of the food decisions you make in a single day. And that's just food. That's not your inbox, your kid's schedule, the 6 tabs open in your brain about what to wear, what to say back, what to do first.

That's decision fatigue. Your capacity to make good decisions gets worse the more decisions you've already made, whether or not you noticed you were making them. Nobody fails at this because of weak character. They fail at it because the resource ran out.

You've probably heard the claim that we make 35,000 decisions a day. That number gets repeated everywhere and it doesn't hold up well under scrutiny, so I won't pretend it's gospel. But you don't need an exact number to feel the truth underneath it. Somewhere between the food, the clothes, the emails, the "should I say something" moments, and the 100 tiny logistics of getting through a day, the decisions add up faster than you're tracking them. That's the actual problem. Not the number. The fact that most of it happens below the radar, subtly spending energy you didn't know you were spending, until suddenly you can't decide what to make for dinner and you want to cry about it.

Why it hits ADHD brains harder

For ADHD brains, this isn't just "everyone gets tired of deciding things eventually." Brain imaging shows ADHD brains light up across more regions during a decision than neurotypical brains do for the same task. More of the brain has to work to reach the same conclusion. The prefrontal cortex, which handles executive function, runs underactive. Dopamine, which is supposed to make picking an option and moving on feel rewarding, is already running low.

And there's a filtering problem. A neurotypical brain automatically discards most of the noise around a decision. It doesn't consciously register the 40 shirts you didn't pick. An ADHD brain often gives all of it equal weight. Every option stays loud. That's why "just pick something" can feel impossible when there's no floor under the task.

There's a second layer on top of that, and it's the one that doesn't show up in the neuroscience articles. A lot of us have spent a lifetime having our decisions criticized. Corrected. Second-guessed by someone who "just would have done it differently." Enough of that, and the brain starts treating every new decision like it might be the next one that gets picked apart. So it stalls. It checks. It rehearses the reasoning in advance in case someone challenges it. I call this trauma-based waffling, and once you've seen it, you can't unsee it in the ADHD community. Too many options was never the real problem here. The bracing is.

Kids with ADHD hear more correction than their peers do, and it follows them into nearly every setting where someone's watching. That doesn't stay in childhood. It becomes a low hum underneath decisions made decades later, long after the person doing the correcting is gone. You don't need someone standing over your shoulder anymore. You've learned to do it to yourself. That's the part that makes it so sticky. Self-criticism doesn't need an audience to keep running.

The stance I took instead

I don't have a story about standing in front of a decision, frozen, unable to move. That's not my version of this. Somewhere along the way I decided something different for myself: I won't regret decisions I've made. I'll learn from them. I won't regret them. And I decided that not making a decision can be worse than making the wrong one.

I've been determined to be decisive in my life. To actually participate in it, instead of standing back and letting other people decide things for me. I'll admit it's become a pet peeve. I don't have patience for wafflers, for people who can't seem to land on anything. It genuinely bothers me. If you're not driving your life, who is?

I say that because decisiveness is a choice. I make it on purpose, and I keep making it. And here's the thing nobody tells you about being decisive with an ADHD brain: you can't just white-knuckle it every single time. Willpower runs out just like everything else does. So I don't rely on willpower to be decisive about everything. I rely on it for the decisions that actually deserve it, and I engineer the rest away before they ever show up.

Pre-decisions: deciding once instead of daily

Forget motivation. This is pre-decisions. I've actually written about my prep day before, so if this next part sounds familiar, that's why. It's worth repeating here because it's the clearest example I have of what this actually looks like.

Every Sunday I prep my breakfast and lunch for all 7 days. Not just the days I'm at work. All of them. That's a week's worth of "what am I eating" decided once, at a time when I have the bandwidth for it, instead of 14 separate decisions made at 14 separate low points during the week.

I also pick out my work clothes for the entire week on Sunday. In the morning, I'm not standing in front of a closet running a decision through a body that hasn't had coffee yet. I grab what's already chosen and get dressed. Done.

The same logic covers the smaller stuff too: the same parking spot at work every day, and the same seat every time, whether that's my own couch or the conference room. None of these decisions carry any real stakes, so I don't spend any attention on them. I built rules that remove them from the list entirely.

These do 2 things for my ADHD specifically. First, they keep me on schedule, because a decision I don't have to make is a decision that can't stall me out and eat the 10 minutes I needed to walk out the door on time. Second, and this is the real one: every decision I don't spend on where to park is a decision I still have available later, for something that actually needs my judgment. I'm not eliminating decisions because I'm avoiding them. I'm eliminating the ones with nothing at stake, so I have real capacity left for the ones that actually need it.

Here's how I tell the difference between a decision worth pre-deciding and one that isn't. Ask yourself if the outcome actually changes based on which option you pick. Where you park doesn't change your day. What you eat for lunch on a Tuesday doesn't change your life. Those are candidates for a rule. A decision about whether to take a job, end a relationship, or say something hard to someone you love does change the outcome, and that's exactly the kind of decision that deserves your full, un-depleted attention. The whole point of pre-deciding the small stuff isn't efficiency for its own sake. It's triage. You're making sure the decisions that actually deserve your best thinking get it, instead of getting whatever's left over after 40 low-stakes choices already spent it.

If any of this sounds familiar, it should. It's the same logic behind the grocery bag system I've talked about before, one bag per room when I clean, full bags go somewhere I can't ignore them. That's not motivation either. That's a rule standing in for a decision I'd otherwise have to make over and over, at exactly the moment I have the least energy to make it well.

What this actually looks like in practice

Decision fatigue research backs this up, even outside the ADHD-specific piece of it. Time-boxing a decision, giving yourself a real limit instead of an open-ended deliberation, produces just as good an outcome with a fraction of the drain. Rules and defaults remove a decision before it can cost you anything. Protecting a recovery window after heavy thinking, real rest and real food, actually restores your capacity to decide well again. None of that requires you to become a different person. It requires you to notice which decisions in your week are repeating themselves for no reason, and to make each of them exactly once.

Start smaller than my whole Sunday routine if you need to. Pick one decision you make almost every single day that never actually changes the outcome. What you eat for breakfast. Which route you drive. What you wear to the gym. Decide it once, this week, for the whole week. Notice what it frees up.

And if you catch yourself waffling on something small, take a second to ask which kind of waffling it actually is. Is this a decision that deserves real thought? Or is this an old bracing reflex, left over from a time someone made you feel small for choosing wrong, showing up on a decision that was never big enough to deserve it?

You don't have to regret your way through decisions, and you don't have to earn the right to make them quickly. You get to decide. That's the whole point. Decide the ones with real stakes, build a rule for the rest, and stop spending your limited energy on decisions that were never worth the fight in the first place.

If you're not driving your life, who is?

What's one decision you make every day that could just be decided once? Tell me below, I'll build the rule with you.

If this is a version of your brain too, the Phoenix Scroll comes out with more of this. No generic productivity tips, just real tools for real brains. Sign up and The Magic User's Emergency Ward lands in your inbox right away.

Join the Phoenix Scroll →

https://www.flyteoffantasy.com/newsletter