Clear, sourced guidance on food, movement, sleep and stress — free to read.
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How sleep works, how much you need at every age, why it matters for body and mind, and what actually helps when it goes wrong, from insomnia and sleep apnea to shift work and jet lag. Written for adults in the US who want to sleep better or help someone they care for.
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How much sleep children need at each age, and the routines that support it. Sleep problems in childhood affect behavior, learning and family life, and...
Continue Reading : A Working Checklist for Sleep in Children
Sleep problems in childhood affect behavior, learning and family life, and most respond to a consistent routine rather than treatment. Key takeaways T...
Continue Reading : Myths About Sleep in Children, Checked Against the Guidance
How much sleep children need at each age, and the routines that support it. Key takeaways Toddlers 1-2 years: 11-14 hours including naps Children 3-5...
Continue Reading : Sleep in Children for Beginners: Where to Start
How much sleep children need at each age, and the routines that support it. Key takeaways Toddlers 1-2 years: 11-14 hours including naps Children 3-5...
Continue Reading : Sleep in Children: The Questions People Actually Ask
How much sleep children need at each age, and the routines that support it. Key takeaways Toddlers 1-2 years: 11-14 hours including naps Children 3-5...
Continue Reading : The Short Guide to Sleep in Children
Direction matters: traveling east shortens the day and is usually harder to adjust to than traveling west. Key takeaways Rough adjustment rate: about...
Continue Reading : Jet Lag: Sorting the Evidence From the Noise
Direction matters: traveling east shortens the day and is usually harder to adjust to than traveling west. Key takeaways Rough adjustment rate: about...
Continue Reading : Making Sense of Jet Lag
The mismatch between your body clock and local time after crossing time zones. Direction matters: traveling east shortens the day and is usually harde...
Continue Reading : Jet Lag: A Practical Checklist
Direction matters: traveling east shortens the day and is usually harder to adjust to than traveling west. Key takeaways Rough adjustment rate: about...
Continue Reading : Popular Beliefs About Jet Lag, and What Is Actually Published The mismatch between your body clock and local time after crossing time zones. Key takeaways Rough adjustment rate: about a day per time zone crossed...
Continue Reading : Jet Lag: A Beginner-Friendly Start The mismatch between your body clock and local time after crossing time zones. Key takeaways Rough adjustment rate: about a day per time zone crossed...
Continue Reading : Jet Lag: Common Questions Answered The mismatch between your body clock and local time after crossing time zones. Key takeaways Rough adjustment rate: about a day per time zone crossed...
Continue Reading : Jet Lag: The Quick Reference You cannot make a night shift biologically neutral. You can make the recovery faster and the damage smaller, and the levers are light, timing and dark...
Continue Reading : Fixing Your Sleep Schedule After Shift Work Snoring on its own is common and usually harmless. Snoring with pauses in breathing and daytime sleepiness is a different thing entirely, and it is ba...
Continue Reading : Snoring, Apnea and When to Take It Seriously A short early-afternoon nap improves alertness measurably. A long late one eats into the sleep pressure you need that night, which is why some people...
Continue Reading : Naps: How Long, and When They Backfire