From the nap journal
Sleep science for curious nappers
Practical, evidence-aware guides for choosing a nap, falling asleep and waking clear-headed.
Are Naps Good for You?
Benefits, limits and when daytime sleep is a signal to ask for help.
The Best Time to Nap
Use your circadian dip without pushing bedtime later.
How to Fall Asleep Fast
Simple techniques for a calmer, shorter wind-down.
The Ideal Nap Length
When to choose a short nap, a NASA nap or a full cycle.
The NASA Nap
What the cockpit-rest study actually tested.
Sleep Inertia
Why you wake groggy and how timing can help.
The Coffee Nap
How caffeine timing and a short nap work together.
The Perfect Nap Environment
Light, temperature, sound and posture for better rest.
Napping and Creativity
What short sleep can and cannot do for ideas.
The Battery System
How the app turns regular recovery into a gentle habit.
Napping at Work
Build a practical, respectful rest routine at work.
The Circadian Dip
Why afternoon sleepiness is more than lunch.