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If you read our Mindful Reads piece on ego depletion myth vs reality, you already know the problem with the old “willpower battery” story: it can feel true in your body, while still being too simple to explain what is actually happening. Newer research suggests that what we call “depletion” often depends on attention stability, motivation and opportunity costs, emotional regulation load, and sometimes genuine fatigue and sleep pressure, rather than one magical inner fuel tank that empties on schedule.
This Practice Corner article is the practical counterpart. It is not a pep talk. It is not a productivity sermon. It is an experiment you run on your own life for seven days, with simple measurements, a small daily protocol, and fast fixes that match your personal pattern.
Think of it as self love with a lab coat on.
Not because you need to be “optimized,” but because your nervous system deserves accuracy. When you stop guessing why you are struggling, you stop blaming yourself for the wrong thing.
Before We start: What this lab is and what it is not
This lab is designed for everyday self control problems: procrastination, phone spirals, evening snacking, impulse shopping, difficulty starting, irritability after a demanding day, and the “I cannot do one more thing” feeling.
This lab is not a substitute for professional care. If you have persistent symptoms that impair functioning, or you suspect ADHD, depression, trauma related dysregulation, disordered eating, or compulsive behaviors, please treat this lab as supportive education, not a diagnosis. A clinician can help you go deeper, faster, and safer.
Now, let’s build your lab.
The willpower dashboard: Four dials that decide Your self control
Instead of asking, “How much willpower do I have,” you will track four dials. Each dial can drop for different reasons, and each dial needs a different fix.
Dial 1: Attention stability
When attention is unstable, your goal stops being “present” in your mind. You are not choosing badly, you are drifting. Research on ego depletion increasingly distinguishes subjective effort from downstream performance and shows that effort manipulations can shift decision processes rather than simply “removing” inhibition.
Dial 2: Motivation and opportunity costs
This is the dial most people miss. You can want something and still experience the task as “too expensive” compared to the alternatives. The opportunity cost model of mental fatigue predicts that fatigue rises when the next best alternative becomes more valuable, pushing you toward switching. In preregistered work, people’s fatigue reports and their labor versus leisure choices tracked opportunity cost manipulations.
Dial 3: Emotion regulation load
A huge portion of “willpower failure” is really emotional load: masking, people pleasing, suppressing anger, holding back tears, forcing yourself to be pleasant, staying hypervigilant, or trying not to feel the pressure you are under. Ego depletion research itself has highlighted that “depleting tasks” differ in potency and that emotion based manipulations can be particularly strong.
Dial 4: Fatigue and sleep pressure
Sometimes it is not mindset. Sometimes it is biology. A 2024 PNAS paper reported that prolonged self control exertion can be accompanied by sleep like delta activity in frontal regions and behavioral changes in socially relevant choices.
Your job this week is not to become tougher. Your job is to identify which dial drops first for you, in your real environment, with your real life stressors.
Your lab setup: A 10 minute preparation that changes everything
You do not need special tools. You do need consistency.
The willpower lab kit
| Item | Why it matters | The simplest version |
|---|---|---|
| A notes app or notebook | You need data, not vibes | One page titled “Willpower Lab” |
| A timer | Your brain argues less when time is clear | Phone timer or kitchen timer |
| One daily “anchor task” | A repeatable task creates a clean signal | 15 minutes of one goal you care about |
| A single daily “temptation” to track | One temptation gives you a measurable pattern | Social media, snacks, online shopping, or texting |
| A realistic sleep window | Sleep is your baseline calibration | Aim for consistency, not perfection |
The lab rule that makes this work
You will not try to fix everything at once. You will run one main micro test each day, then observe.
People often fail at self improvement because they start a revolution instead of a study. Revolutions collapse under their own intensity. Studies create clarity.
Your measurement system: Simple enough to do, strong enough to matter
Every day, twice a day, you will log four numbers and one sentence. That is it.
The two minute check in template
Morning check in, right after waking:
Rate each dial from 0 to 10.
Attention stability (0 scattered, 10 steady)
Motivation for your anchor task (0 none, 10 strong)
Emotion load (0 calm, 10 heavy)
Fatigue and sleep pressure (0 rested, 10 exhausted)
Then write one sentence: “Today, my biggest risk is ___.”
Evening check in, before bed:
Rate the same four dials again, then add one more number.
Temptation pull (0 none, 10 intense)
Then write one sentence: “The moment I drifted most was ___.”
This tiny ritual is how you stop being confused about yourself.
Your anchor task: Choose something small and meaningful
Pick one task you can do every day for 15 minutes. It should matter to you but not be so huge that it triggers panic. Think of it as a “signal task.” It helps you see your patterns.
Examples that fit many readers: journaling, a gentle workout, learning something, cleaning one area, a creative practice, language study, or a single work related output.

The 7 day protocol overview
You will do your two check ins daily. You will do your 15 minute anchor task daily. Then you will run the daily micro test.
Here is the full week at a glance.
| Day | The dial you test | The micro test | What you are trying to learn |
|---|---|---|---|
| Day 1 | Attention | Remove one distraction source during the anchor task | Is my “depletion” mostly attention drift |
| Day 2 | Opportunity costs | Make alternatives less available for 30 minutes | Do tempting options create “fatigue” |
| Day 3 | Emotion load | Regulate first, then start the task | Does emotion drive avoidance |
| Day 4 | Fatigue and sleep pressure | Protect a sleep boundary and lower evening demands | Is my evening self control biological |
| Day 5 | Self control cost | Precommit against your biggest temptation | Do I need fewer heroic moments |
| Day 6 | Interest and meaning | Add interest cues to make effort feel cheaper | Does meaning reduce felt fatigue |
| Day 7 | Integration | Build your personal Willpower Signature | What drains me most and what fixes stick |
Now we walk day by day, like a real lab notebook.
Day 1: The attention leak test
Today is not about motivation. Today is about signal.
Do your morning check in. Then, for your 15 minute anchor task, remove one major distraction source. If your phone is the distraction, put it in another room. If notifications are the distraction, turn them off. If your environment is the distraction, face a blank wall or use a simple background.
Then start the timer and begin.
Try this now → The 20 second “Goal Pin”
Before you begin, write one sentence at the top of the page: “For the next 15 minutes, I will ___.” That sentence is a cognitive anchor. It keeps your goal present.
After the timer ends, write a quick note: “How many times did I try to switch tasks?” You do not need perfection. You need a number.
Why this matters: many people interpret attention drift as depleted willpower, but drift can be a separate mechanism. Modern work shows that effort manipulations can change how people approach tasks, including decision thresholds, without a simple “inhibition is gone” story..
Evening check in: did your attention score drop across the day, or did it stay stable while other dials changed?
Day 2: The opportunity cost test
Today you test the idea that “fatigue” can be a decision signal, not a depleted resource.
Set up a 30 minute window that includes your anchor task plus 15 extra minutes after it. During that window, make your biggest alternatives less available. This is not about punishment. It is about cleaning the signal.
If you always switch to social media, log out for 30 minutes.
If you always open a new tab, close extra tabs first.
If you always snack, move snacks out of your immediate space.
Now do your anchor task. When it ends, sit for a moment and notice what your brain tries to bargain for. Then, for 15 minutes, do something “neutral” that supports your goal but is low pressure, like organizing materials, reading a related page, stretching, or planning your next step.
Try this now → The “Alternative Spotlight” question
Ask yourself: “What is the most tempting alternative right now, and what emotion would it give me in the next five minutes?”
That is opportunity cost made visible.
Why this matters: in preregistered experiments on labor versus leisure choices, people reported more fatigue and chose leisure more often when opportunity costs were higher, consistent with the opportunity cost model of mental fatigue.
Evening check in: did fatigue drop when alternatives were less available, even if your day was objectively demanding? That pattern is a big clue.
Day 3: The emotion load test
Today is the day many people have an “oh” moment.
You are going to do a short regulation ritual before your anchor task, then see what changes. If you usually avoid tasks because they feel emotionally loaded, this can be a fast fix.
Do your morning check in as usual. Then, right before your anchor task, do this for 90 seconds.
First, breathe slower than usual.
Second, name what you feel in a normal sentence: “I feel pressure,” “I feel sad,” “I feel resentful,” “I feel numb,” “I feel overstimulated.”
Third, add one gentle truth: “This feeling can be here while I begin.”
Then start your 15 minutes.
Try this now → The “Emotion Permission” start
Write one sentence: “I am allowed to start while feeling ___.”
That line reduces inner conflict. Inner conflict is expensive.
Why this matters: ego depletion meta analytic work suggests that different “depleting tasks” vary in effectiveness, with emotion based manipulations often stronger than passive attention tasks. In other words, emotion load is not a side note. It can be the whole game.
Evening check in: if your anchor task was easier after regulation, your willpower drain may be emotion first, not motivation first.
Day 4: The sleep pressure and evening collapse test
This day is for anyone who says, “I do great until night, then I fall apart.”
Today you are not trying to become disciplined at night. You are running a biological test.
Pick a realistic sleep boundary for tonight. Then, two hours before that boundary, reduce demands. This is not laziness. This is calibration.
During those two hours, avoid high conflict conversations, high stakes decisions, and heavy self control tasks if you can. If you cannot avoid them, soften them. Make them smaller. Make them slower.
Try this now → The “No Big Conversations When Depleted” rule
If you are exhausted, postpone emotionally charged topics. Not forever, just until your nervous system is online again. The goal is love, not winning.
Why this matters: prolonged self control exertion has been linked with sleep like frontal brain activity and changes in choices in social economic games, suggesting that fatigue can change how we respond to others.
Evening check in: do you notice a clear difference in temptation pull or irritability when you protect sleep pressure? If yes, you have found a high leverage fix.
Day 5: The self control cost test (precommitment day)
Today is the day you stop relying on heroic resistance.
Research suggests self control has a subjective cost that can be measured. In work by Raio and Glimcher, people were willing to pay money to avoid temptation, and the cost scaled with how tempting the option was, suggesting that avoiding temptation can be an adaptive strategy, not a moral weakness.
So today you precommit.
Pick your single biggest temptation. The one that eats time, energy, self respect, or sleep. Then design a barrier that is annoying enough to matter, but not so intense that you rebel.
If your temptation is an app, remove it for 24 hours or log out and store the password away.
If your temptation is food, pre portion something nourishing and put it where your hands will reach first.
If your temptation is shopping, remove stored cards for 24 hours and set a “wait until tomorrow” rule.
Then watch what changes.
Try this now → The “Odysseus move”
Tell yourself: “Future me deserves fewer battles.”
That is what precommitment really is: compassion in architecture.
Evening check in: did your fatigue feel lower because you had fewer moments of inner wrestling? That is the point.
Day 6: The interest and meaning test
This day is nontraditional, and it often surprises people who think they lack discipline.
Today you try to make your anchor task more interesting. Not more important. Not more urgent. More interesting.
If the task is writing, add a playful constraint, like writing as if you are explaining to a friend.
If the task is cleaning, put on music that fits your nervous system.
If the task is exercise, change the environment, the pace, or the story you tell yourself.
Then run the 15 minutes and record how it felt.
Why this matters: in research on effort selection, interest has been associated with choosing more demanding options and with lower feelings of fatigue. This supports a very human truth: when your brain cares, effort becomes cheaper.
Try this now → The “Meaning cue” sentence
Write: “This matters because ___.” Keep it honest and small. “Because I want to feel proud tonight,” counts.
Evening check in: did you work longer, start faster, or feel less drained afterward? If yes, you found a dial you can adjust without force.
Day 7: Integration day, build Your willpower signature
Now you have seven days of data. You are going to turn it into a simple profile so you know what to do next time you feel “depleted.”
First, look at your numbers. Which dial drops earliest and most often?
Then answer this question in one paragraph: “My most common path to self control collapse is ___.”
Now choose your signature.
Willpower signatures
| Signature | Your pattern sounds like | Your first line fix |
|---|---|---|
| The Attention Leaker | “I mean to start, then I drift and lose the goal” | Remove distractions for the first 10 minutes, pin the goal sentence |
| The Opportunity Cost Switcher | “I feel tired when alternatives are available” | Reduce alternatives, design your environment, use short timed sprints |
| The Emotion Carrier | “I avoid because it feels emotionally heavy” | Regulate first, name feelings, start gently, reduce shame |
| The Sleep Pressured Reactor | “At night I become impulsive and reactive” | Protect sleep boundary, reduce evening demands, postpone hard talks |
| The Temptation Wrestler | “I fight cravings and lose energy in the fight” | Precommit, remove triggers, build fewer battle moments |
| The Meaning Starver | “Everything feels pointless, I cannot care” | Add interest cues, connect to values, make progress visible |
Now choose a two sentence plan for the next 14 days. You are not trying to keep the lab going forever. You are using the lab to design a simpler life.
Try this now → Your two sentence plan
Sentence one: “My biggest drain is ___.”
Sentence two: “My smallest sustainable fix is ___.”
That is your blueprint.

The Willpower Lab, FREE PDF!
Fast fix library: Match the fix to the dial
This section is designed to be used in the moment, when you feel yourself slipping.
The “12 minute rescue protocol” (for any dial)
This is what you do when you do not know what is wrong, you just feel off.
Minute 1: Rate the four dials quickly, without thinking too much.
Minutes 2 to 4: Remove one distraction source and lower the task to the smallest possible next step.
Minutes 5 to 7: Do a 90 second regulation reset, then write the goal sentence again.
Minutes 8 to 12: Work on the smallest step only.
This works because it targets multiple mechanisms at once: attention, emotion, task design, and time horizon.
Dial matched interventions table
| If you feel this | It is probably this dial | Try this → right now |
|---|---|---|
| You keep checking, switching, wandering | Attention stability | Put phone away, close tabs, write “For 10 minutes I will ___,” then begin |
| You feel “tired” but perk up when you think of something fun | Opportunity costs | Remove alternatives for 20 minutes, reduce choices, make the next step obvious |
| You feel dread, shame, pressure, or avoidance | Emotion load | Name the feeling, soften the standard, start while feeling it |
| You feel foggy, cravings rise, patience disappears | Fatigue and sleep pressure | Lower demands, do low control tasks, protect sleep window tonight |
| You feel like you are wrestling temptation constantly | Self control cost | Precommit, remove triggers, build friction against the temptation |
| You feel empty, bored, “what is the point” | Interest and meaning | Add a playful constraint, connect to a value, make progress visible |
These are not “tips.” They are hypotheses you test, then keep if they work.
What Your results mean, in science informed language
If your lab results point to attention, you are not broken. Your environment might be too loud. This fits the modern shift away from a single resource model and toward process based explanations.
If your results point to opportunity costs, your fatigue may be a signal to switch, not proof you cannot persist. Preregistered evidence supports the idea that mental fatigue is sensitive to the value of alternatives.
If your results point to emotion load, your “procrastination” may be protective avoidance. Meta analytic work suggests emotion based tasks can be more potent “depleters,” which matches the lived reality that emotional labor drains you.
If your results point to sleep pressure, stop trying to fix it with mindset alone. There is emerging evidence that prolonged control can be associated with sleep like activity in frontal regions.
If your results point to temptation wrestling, precommitment is not weakness. It is intelligent design. Measuring the subjective cost of self control supports the idea that avoiding temptation can be rational and adaptive.
If your results point to meaning, you are not lazy. You might be undernourished by interest. Evidence suggests interest can increase willingness to choose harder tasks and relate to lower fatigue.
A gentle reality check: Why yYu do not need to “believe harder” to make this work
You might have heard that if you believe willpower is unlimited, you will not get depleted. Beliefs can matter, but the strong version of this claim has faced challenges in preregistered replication. A 2023 preregistered replication in PLOS ONE cast doubt on robust moderation by willpower mindset in classic ego depletion tasks.
Your best leverage is not a belief that denies fatigue. Your best leverage is a belief that respects reality and designs around it.
Something like: “My self control is context sensitive, and I can make the context kinder.”
Troubleshooting: If the lab feels hard to do
If you forget check ins, that is data. Your attention dial is probably your first drop, or your life is too full right now. Reduce the lab. Do only the evening check in for the rest of the week.
If you feel shame while tracking, that is data too. Your emotion dial is high. Add the emotion permission sentence. Starting while feeling shame is an act of self respect.
If your numbers look random, that is common. The goal is not perfect measurement. The goal is noticing patterns that repeat.
If you discover that your biggest drain is chronic stress, that is not a personal flaw. It is a context problem. You may need boundaries, support, or deeper healing work. This lab does not blame you. It simply tells the truth.
A closing note: Your “depletion” is not Your identity
The best outcome of this lab is not stronger willpower. The best outcome is less self betrayal.
When you know what actually drains you, you stop wasting energy on the wrong fix. You stop labeling yourself as inconsistent. You stop turning normal nervous system limits into shame.
You start building a life where self control is not a daily fight.
That is what self love looks like when it grows up.
Related posts You’ll love
- Ego depletion myth vs reality: What actually drains Your willpower
- The powerful Identity Closet Method: 7 steps to build a trend-proof personal style You’ll love
- Pluralistic ignorance workbook: From “it’s just me” to “me too” (practice corner exercises that break the silence without oversharing)
- The Tuesday proof practice: 9 repair rituals to break the Monday reset addiction without forcing motivation
- How to break free from female friendship hierarchies: A 14-day practice to stop overgiving, set boundaries, and feel secure again. FREE PDF!
- Practice corner: Expand Your receiving capacity (somatic and mindset exercises to accept help, money, and gifts without guilt)
- Why You get irritated when someone needs You: Nervous system overload, caregiver burnout, and boundaries that actually help
- Friendship breakups hurt differently — why they’re so confusing and how to stop self-blaming with healing mantras

FAQ: The willpower lab
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What is “The Willpower Lab” and who is it for?
The Willpower Lab is a 7-day self-control experiment that helps you identify what actually drains your willpower in real life. It’s for anyone who feels inconsistent with habits, struggles with procrastination, phone scrolling, evening cravings, emotional shutdown, or the “I can’t do this anymore today” spiral. Instead of blaming your character, the lab helps you spot patterns in attention, motivation, emotional load, and fatigue, then apply quick fixes that match your personal drain.
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Is willpower really like a battery that runs out?
Willpower can feel like a battery, especially after a demanding day, but the lab is built on a more realistic idea: self-control depends on multiple factors, not one single tank. Many “willpower failures” are actually attention drift, emotional overload, rising temptation, or sleep pressure. The Willpower Lab helps you figure out which factor is driving your dips so you stop using the wrong solution.
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What should I track during the 7-day willpower experiment?
You track four “dashboard dials” that strongly shape self-control: attention stability, motivation, emotional load, and fatigue or sleep pressure. You also track one specific temptation, like social media, snacking, or impulse shopping, so you can see a clear pattern. This simple tracking turns vague self-judgment into useful information you can act on quickly.
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How long does the daily check-in take?
The daily check-in is designed to take about two minutes in the morning and two minutes at night. If that feels like too much, you can do only the evening check-in and still learn a lot. The goal is consistency, not perfection, because the power of the lab comes from repeated small data points.
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What is an “anchor task” and how do I choose the right one?
An anchor task is one small, meaningful task you repeat daily for about 15 minutes to create a reliable signal. Choose something that matters to you but doesn’t overwhelm you. A good anchor task feels doable even on a messy day, because the lab works best when you can actually show up and observe what happens.
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What if I miss a day or forget to track?
Missing a day doesn’t break the experiment. In fact, it can be data. Forgetting often points to attention overload or emotional exhaustion, which are important drains to notice. Simply restart the next day without “making up” lost entries. The lab is not a performance test, it’s an awareness tool.
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How do I know what is draining me most: attention, motivation, emotions, or fatigue?
By Day 7 you will likely see a repeating pattern. Some people consistently drift and switch tasks, which points to attention leakage. Others feel “tired” mainly when tempting alternatives are available, which points to motivation and opportunity costs. Others avoid because the task triggers pressure, shame, or overwhelm, which points to emotional load. And many people crash at night, which points to sleep pressure and fatigue. The lab helps you name your primary drain so your fix becomes precise.
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Can the Willpower Lab help with procrastination?
Yes, because procrastination is often not a willpower problem in the simple sense. It’s frequently an emotion and task-design problem, where the next step feels uncomfortable, unclear, or too big. The lab helps you identify whether your procrastination comes from emotional load, attention fragmentation, or low perceived value, then choose a fix that actually reduces resistance.
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Can this experiment help me stop doomscrolling or phone addiction?
It can help a lot, especially if your main drain is attention leakage or high temptation environments. The lab uses short, realistic constraints and precommitment ideas so you rely less on “white-knuckling” your phone use. Over seven days, you learn what time of day and what emotional states trigger scrolling, then design friction and replacements that feel supportive rather than punishing.
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Why does my willpower collapse at night?
Evening self-control often drops because fatigue and sleep pressure rise while structure and accountability decrease. It’s also the time when emotions catch up and temptations are more available. The lab includes an evening-focused day to test whether your night struggles are primarily biological fatigue, emotional load, or habit cues, so you can build a calmer, lower-control nighttime routine that protects you.
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What are “precommitment” strategies and why do they work so fast?
Precommitment means making the tempting choice harder to access before you’re tired or triggered. It’s not about being strict, it’s about being kind to your future self. Precommitment works fast because it reduces the number of high-friction moments where you have to fight yourself. Less fighting usually means less “depletion,” more follow-through, and fewer shame spirals.
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How do I “fix it fast” without relying on motivation?
The fastest improvements come from changing friction and environment, shrinking the task into a tiny next step, and lowering emotional load before you start. Motivation is unreliable under stress, but systems are reliable. The lab teaches you to build a “self-control setup” that works even when you don’t feel inspired.
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What if my biggest drain is emotional overwhelm?
If emotional load is your main drain, the most effective first move is regulation before action. That can look like slowing your breathing, naming what you feel in a simple sentence, and giving yourself permission to start while feeling imperfect. When your nervous system feels safer, tasks stop feeling like threats, and willpower stops being a battle.
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What if I suspect ADHD or chronic executive dysfunction?
The Willpower Lab can still be useful as a self-awareness tool, but it is not a diagnosis. If attention regulation has been a lifelong challenge, you may need additional support, tools, or professional assessment. The lab can help you clearly describe your patterns, triggers, and best supports, which often makes professional help more effective and less frustrating.
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How many times should I repeat the 7-day Willpower Lab?
Most people get strong clarity after one week, but repeating it occasionally can help when your life changes, like a new job, a stressful season, travel, or health shifts. Your “willpower drains” can change with context. Repeating the lab is like re-calibrating your dashboard.
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What are the best results I should expect after 7 days?
A realistic result is not becoming endlessly disciplined. A realistic result is knowing your top drain, recognizing your danger zone moments, and having a few quick interventions that reliably help. Many readers notice faster starting, fewer spirals, and less self-blame, because the lab turns “I’m lazy” into “I know what my system needs.”
Sources and inspirations
- Dang, J. (2018). An updated meta analysis of the ego depletion effect. Psychological Research.
- Inzlicht, M., & Friese, M. (2019). The past, present, and future of ego depletion. Social Psychology.
- Lin, H., Saunders, B., Friese, M., Evans, N. J., & Inzlicht, M. (2020). Strong effort manipulations reduce response caution: A preregistered reinvention of the ego depletion paradigm. Psychological Science.
- Gieseler, K., Inzlicht, M., & Friese, M. (2020). Do people avoid mental effort after facing a highly demanding task? Journal of Experimental Social Psychology.
- Raio, C. M., & Glimcher, P. W. (2021). Quantifying the subjective cost of self control in humans. PNAS.
- Vohs, K. D., (2021). A multisite preregistered paradigmatic test of the ego depletion effect. Psychological Science.
- Mangin, T., André, N., Benraiss, A., Pageaux, B., & Audiffren, M. (2021). No ego depletion effect without a good control task. Psychology of Sport and Exercise.
- Milyavskaya, M., Galla, B. M., Inzlicht, M., & Duckworth, A. L. (2021). More effort, less fatigue: The role of interest in increasing effort and reducing mental fatigue. Frontiers in Psychology.
- Dora, J., (2022). The effect of opportunity costs on mental fatigue in labor leisure trade offs. Journal of Experimental Psychology: General.
- Carruth, N. P., Ramos, J. A., & Miyake, A. (2023). Does willpower mindset really moderate the ego depletion effect? A preregistered replication of Job, Dweck, and Walton (2010). PLOS ONE.
- Holgado, D., (2023). Assessing the evidential value of mental fatigue and exercise research. Sports Medicine.
- Ordali, E., (2024). Prolonged exertion of self control causes increased sleep like frontal brain activity and changes in aggressivity and punishment.





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