How to take the perfect power nap — 5 dos and don'ts
These power nap tips will change your afternoons

Power napping isn't just for toddlers or lazy Sunday afternoons. When done correctly, a strategic daytime sleep can boost your alertness, improve your mood, and enhance your productivity for the rest of the day.
The key word here is correctly — because a poorly timed or too-long nap can leave you feeling worse than when you started. And the science behind power napping is fascinating.
A brief sleep during your natural afternoon energy dip can restore cognitive function, improve memory consolidation, and even boost your immune system. NASA research published in the Journal of Sleep Research found that a 26-minute nap can improve pilot performance by 34% and alertness by 100%.
However, napping is an art that requires following specific rules. Get the timing wrong, sleep too long, or nap too late in the day, and you'll either wake up groggy or struggle to fall asleep at bedtime.
Follow these five essential dos and don'ts, and your power naps will actually boost your energy.
DO: Keep it short
The golden rule of power napping is timing. Limit your nap to 10-20 minutes maximum. This sweet spot allows you to rest in the lighter stages of sleep without entering deep sleep, which is what causes that groggy, disoriented feeling when you wake up.
Set an alarm for 20 minutes and stick to it, even if you don't feel like you've actually slept. Often, just lying down and resting your eyes provides significant benefits. Your brain continues to process information and restore itself even during quiet rest.
If you regularly need longer naps, it might indicate you're not getting enough quality nighttime sleep. A 20-minute power nap should leave you feeling refreshed and alert, not like you need another hour of sleep.
DON'T: Nap after 3 PM
Timing your nap correctly during the day is just as important as limiting its duration. Avoid napping after 3 PM, as this can interfere with your ability to fall asleep at your regular bedtime.
Your body naturally experiences an energy dip between 1 PM and 3 PM, making this the ideal window for a power nap. This timing aligns with your circadian rhythm and won't disrupt your nighttime sleep schedule.
If you find yourself desperately tired after 3 PM, try light exercise, bright light exposure, or caffeine instead of a nap. These alternatives can provide an energy boost without compromising your evening sleep.
DO: Create the right environment
Your napping environment can make or break your power nap experience. Find a cool, dark, and quiet space where you won't be disturbed. Even if you can't make your space completely dark, wearing an eye mask can help signal to your brain that it's time to rest.
Temperature matters more than you might think. A slightly cool environment promotes better sleep onset. If you can't control the temperature, remove a layer of clothing or use a fan to cool down.
Consider using earplugs or a white noise app to block out distracting sounds. Even if noise doesn't fully wake you, it can prevent you from reaching the restorative stages of rest that make power naps effective.
DON'T: Expect to fall asleep immediately
Many people give up on power napping because they don't fall asleep within the first few minutes. This is a mistake. Even if you don't actually fall asleep, lying down with your eyes closed in a quiet environment provides significant benefits.
This "quiet wakefulness" still allows your brain to rest and reset. Your nervous system shifts into a more relaxed state, your heart rate slows, and mental fatigue begins to lift. Don't stress about whether you're really sleeping — just focus on relaxing.
It can take several attempts to master the art of power napping. Your body needs time to adjust to this new routine, so be patient with yourself. Consistency is key to training your body to rest effectively during these short windows.
DO: Use caffeine strategically (the "napuccino" technique)
Here's a counterintuitive trick that many productivity experts swear by: drink a cup of coffee right before your power nap. This technique, called a "napuccino" or "coffee nap," takes advantage of caffeine's timing.
Caffeine takes about 20 minutes to kick in, which means it will start working just as you wake up from your nap. This creates a double boost of alertness from both the rest and the caffeine, making you feel more energized than either strategy alone.
The key is to drink your coffee quickly and then immediately lie down for your 20-minute nap. Don't sip it slowly or add a lot of milk that might make you feel too full to rest comfortably. Black coffee or espresso works best for this technique.
The bottom line
Perfect power napping is a skill that improves with practice. Start by focusing on the timing and keep it short and early in the afternoon.
Create a consistent environment that signals to your body it's time to rest, even if that's just dimming the lights and putting on noise-canceling headphones at your desk.
Remember that power naps are meant to supplement, not replace, good nighttime sleep habits. If you find yourself relying on daily naps just to function, it might be time to examine your sleep schedule, stress levels, or overall health.
Master these five rules, and you'll discover that a brief afternoon rest can be the difference between dragging through your day and finishing strong with energy to spare.
Now you've learned how to take the perfect power nap, why not take a look at our other useful guides?
Check out I can fall asleep in five minutes flat — here's how I do it night after night and how to choose a mattress for your sleep position.
And to protect your mattress from an infestation this summer, here's 5 bed bug prevention tips.
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Kaycee is an Editor at Tom’s Guide and has been writing for as long as she can remember. Her journey into the tech world began as Cazoo's Knowledge Content Specialist, igniting her enthusiasm for technology. When she’s not exploring the latest gadgets and innovations, Kaycee can be found immersed in her favorite video games, or penning her second poetry collection.
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