Do you feel motivated and focused in the morning, then regularly crash in the afternoon? Ditto.
It’s not in your head—it’s physiological. Most people naturally experience a “midday slump” between 1 and 4 p.m. because of circadian rhythms, sleep debt, and digestion cycles. Nearly 4 in 10 women say their energy fluctuates significantly throughout the day.
The 9-to-5 workplace design is flawed. We’re conditioned and encouraged to push through lower energy and force work when our bodies are begging for rest. In fact, the entire workplace is built around a fictional person—an “average” worker with average attention, average sensory tolerance, average communication style, and average social energy. No such average exists.
The good news is it’s possible to schedule and align your workday with your natural energy cycles instead of forcing productivity around the clock. All it takes is a little bit of self-auditing and boundary-setting. Here’s how to do both.
Read more: How Can We Break Free of Toxic Productivity?
How to identify your high- and low-energy windows
The simplest way to identify your energy levels is to audit them over the course of a week or two. The process will help you notice patterns in your body, mind, and mood throughout the day and link them to different types of tasks.
First, decide what to track. You might want to make note of:
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Energy: High, medium, low (or use a 1–10 scale)
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Focus or mental clarity: Clear, foggy, distracted
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Mood or motivation: Engaged, neutral, drained
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The type of task you’re working on: Creative, analytical, repetitive, social, physical
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Optional: Sleep quality, caffeine intake, meals, or breaks
Then, choose a tracking method. You don’t need anything fancy—log your notes in a notebook with quick bullet points every hour or 90 minutes or use a digital tool or spreadsheet with columns for time, energy, task type, mood, and notes.
This is what it might look like:
10 a.m. – High energy, focused, creative writing
1 p.m. – Medium energy, distracted, emails
3 p.m. – Low energy, foggy, meetings
Once you’ve tracked everything for a week or two, you can start to sort or chart patterns, taking into account your optimal windows. From there, align your demanding, creative, or high-focus work with your peak energy, batch lower-priority admin tasks during your lower-energy hours, and use the Pomodoro technique for regular breaks.
Here’s what an example schedule might look like:
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8–9 a.m. |
Slow start + planning |
Reviewing your to-do list, setting priorities, and easing into the day |
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9–11:30 a.m. |
Deep work block |
High-concentration work like writing, strategy, problem-solving, or big projects |
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11:30 a.m.–12:30 p.m. |
Collaborative work |
Meetings, brainstorming, or anything that benefits from being mentally fresh but not in deep focus |
|
12:30–1:30 p.m. |
Lunch |
Step away from your screen to recharge |
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1:30–3 p.m. |
Low-energy tasks |
Admin work, emails, scheduling, or routine tasks |
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3–4:30 p.m. |
Lighter focus work |
Editing, organizing, follow-ups, or smaller creative tasks |
|
4:30–5:30 p.m. |
Wrap-up + plan for tomorrow |
Tie up loose ends, review progress, and set up an easy starting point for the next day |
Read more: Optimize Your Focus: 5 Ways to Maximize Productivity in Any Location
Daily habits for managing energy levels
Small, daily habits can help you maintain or boost focus for the tasks that matter most. These are easy to incorporate without disrupting your normal flow:
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Get up and get moving: Even a short walk, desk stretch, or a few minutes of movement can boost circulation and help shake off mental fog, especially during mid-day slumps.
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Drink water: Dehydration can show up as fatigue, headaches, or difficulty concentrating. Keep a water bottle nearby and take sips throughout the day to maintain steady energy.
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Eat a snack: Protein-rich meals and snacks help stabilize blood sugar, preventing energy crashes. Pairing protein with carbs (like eggs and toast or yogurt and fruit) can keep you feeling fuller and more focused for longer.
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Silence notifications: Constant pings and alerts drain energy by pulling your attention in multiple directions. Mute non-urgent notifications to preserve mental energy and make it easier to stay in flow.
Use these scripts to protect your peak hours
Your peak energy windows are your secret superpower, and protecting them doesn’t have to be awkward. Communicating clearly and setting expectations with your team can help you do your best work.
Adapt this simple script to your needs: “I’ve noticed I do my most focused work in the mornings. To make sure I can give this project my full attention, I’m blocking my calendar from 9–11 a.m.. During that time, I try not to take as many meetings so I can stay fully engaged with deep work.”
On days when a task can’t fit into your peak hours, you can say: “I want to give this the attention it deserves. My peak focus time is X–Y, so if possible, can we shift this check-in? You’ll get better feedback from me then.”
How to advocate for yourself if flexibility isn’t the norm
Not every workplace naturally supports blocking off peak hours or openly discussing energy patterns. Even in more rigid or traditional environments, there are ways to advocate for yourself without stepping on toes.
1. Start small and experiment
Protect short, manageable blocks first (like 30–60 minutes for deep work) and label them clearly on your calendar as “focus time.” Frame it as a way to improve efficiency for the team, not just for yourself: “Blocking this hour helps me finish X faster so I can be more available for team check-ins later.”
2. Use results, not just requests
Track your output or progress during these protected blocks. Showing that focused time leads to higher-quality work or faster turnaround can make managers more receptive over time.
3. Be transparent in context
If a manager expects immediate availability, you can phrase it around priorities rather than personal preference: “I want to make sure I give this project my full attention. Can we set aside a window where I can focus without interruptions, then regroup afterward?”
4. Leverage existing structures
Use early mornings or slower, end-of-day periods to do high-focus work if mid-day flexibility is limited. Even brief, protected bursts are better than none and can gradually build credibility for bigger blocks.
Managing your energy is just as important as managing your tasks. By tracking your energy patterns, protecting your peak hours, and building simple daily habits, you can work smarter, not harder, while avoiding burnout.
As for leaders, treating flexibility as the norm instead of a special accommodation is the best thing you can do for employees’ productivity. Flexible schedules remove the barrier for anyone whose best thinking doesn't happen between 9 a.m. and 5 p.m.
