Baby Sleep Blog
Evidence-based tips, guides, and advice for every age and stage
The 4-Month Sleep Regression: What's Really Happening and What to Do
The 4-month sleep regression is a permanent change in your baby's sleep architecture. Learn what's really happening, why it's actually a progression, and how to help.
Overtired or Undertired? How to Tell the Difference
Learn the signs of an overtired vs undertired baby, understand the science behind sleep pressure, and discover how to read your baby's unique sleep cues.
The Perfect Bedtime Routine: An Evidence-Based Guide for UK Parents
Discover what sleep science says about bedtime routines for babies and toddlers. Evidence-based tips from Mindell research, NHS guidance, and Lullaby Trust advice.
White Noise for Baby Sleep: What the Research Actually Says
Is white noise safe for babies? We break down the research on white noise machines, safe volume levels, and what the evidence says about sound and baby sleep.
Why Does My Baby Fight Sleep? Understanding Sleep Resistance
Discover why babies fight sleep, from overtiredness to developmental leaps. Evidence-based explanations for sleep resistance and when to seek help.
The 8-Month Sleep Regression: Why It Happens and How It's Different from the 4-Month
The 8-month sleep regression is driven by separation anxiety and new motor milestones, not a permanent change in sleep architecture. Learn what's really going on and why it's a sign of healthy development.
When Do Babies Sleep Through the Night? What the Research Says
Most parents are told their baby should sleep through by 6 months. The research tells a very different story. Learn what 'sleeping through' actually means, what's normal at each age, and why night waking is not a problem to fix.
Safe Sleep for Babies: The Complete Evidence-Based Guide
Everything you need to know about safe sleep for babies, based on the latest Lullaby Trust and NHS guidance. Back to sleep, clear cot, room temperature, what to avoid, and when to seek help.
Contact Napping: Why Your Baby Only Sleeps on You (And Whether That's OK)
Your baby isn't broken because they only nap on you. Contact napping is one of the most biologically normal behaviours in infancy. Learn why it happens, when it's fine, and what to consider if you're ready for a change.
Is Sleep Training Safe? What the Evidence Actually Shows
The sleep training debate is full of extreme claims. Here's what the peer-reviewed research — including long-term follow-up studies — actually tells us about safety, cortisol, attachment, and outcomes.
Dream Feeds: Do They Actually Work?
A dream feed is a late-night feed given to a sleeping baby before you go to bed. The evidence is mixed — they work well for some families and not at all for others. Here's what the research says and the principles behind them.
Why Does My Baby Wake at 5am? Understanding Early Morning Waking
Early morning waking is one of the hardest sleep challenges to crack. Learn about circadian rhythm, light exposure, cortisol, sleep pressure, and why 6am is actually a normal wake-up time for babies.
Separation Anxiety and Sleep: Why Your Baby Suddenly Won't Let You Leave
Separation anxiety is a sign of healthy attachment, not a sleep problem. Learn when it peaks, why it disrupts bedtime and night waking, and what the developmental science tells us about this challenging phase.
Feeding to Sleep: Is It Really a Problem?
Feeding to sleep is biologically normal — not a bad habit. Learn why babies fall asleep at the breast or bottle, when it works fine, and when families might want to change.
Night Feeds: When Do Babies Stop Needing Them?
Night feeds are normal and protective. Learn when babies typically reduce them, how breast and formula differ, and when to talk to your GP or health visitor.
Teething and Sleep: What Actually Helps
Teething is often blamed for weeks of bad sleep — but the research tells a different story. Learn what's normal, what's not, and when to see your GP.
Short Naps: Why Your Baby Only Sleeps 30 Minutes
Short naps are one of the most frustrating parts of early parenthood — but they're often biologically normal. Learn why babies catnap and when naps typically lengthen.
Co-Sleeping and Bed-Sharing: An Evidence-Based Safety Guide
Co-sleeping and bed-sharing are not the same thing. Learn the evidence-based risk factors, Lullaby Trust guidance, and how to reduce risk if you choose to bed-share.
Clock Changes and Baby Sleep: What UK Parents Need to Know
UK clock changes disrupt baby sleep twice a year. Learn why babies struggle with the shift, why spring forward is harder, and the principles for helping them adjust.
Baby Sleep and Room Temperature: What the Evidence Says
Overheating is a SIDS risk factor. Learn the Lullaby Trust's 16-20C guideline, how to check if your baby is too hot, TOG principles, and signs of overheating.
Sleep Training Methods Explained: The Full Spectrum
Sleep training isn't one thing — it's a spectrum from gentle to structured. Learn what each method involves, how they compare, and why the right choice depends on your family.
Newborn Sleep: The Complete 0-3 Month Guide
Everything you need to know about newborn sleep — what's normal, safe sleep essentials, the fourth trimester, and when it gets better. Evidence-based guidance for UK parents.
Baby Sleep at 4-6 Months: Everything Changes
At 4-6 months, your baby's brain upgrades its sleep system — and everything shifts. Learn what's changing, why, and what you can do about it. Evidence-based UK guide.
Gentle Sleep Training vs Cry It Out: The Middle Ground
Gentle methods or cry it out? The reality is a spectrum with a wide middle ground. Compare approaches, see what the research says, and find what fits your family.
Night Weaning: A Gentle Guide to Dropping Night Feeds
When are babies ready to drop night feeds? Learn the signs of readiness, the biology behind night feeding, and gentle principles for night weaning. UK evidence-based guide.
Dummies and Baby Sleep: Everything UK Parents Need to Know
Should your baby use a dummy for sleep? Learn what the Lullaby Trust recommends, how dummies reduce SIDS risk, the dummy run, and when to consider weaning.
Dropping the Third Nap: Your Guide to the 3-to-2 Nap Transition
When is your baby ready to drop from three naps to two? Learn the signs of readiness, what to expect during the transition, and how to avoid the most common mistakes.
A Letter to the Exhausted Parent Reading This at 3am
If you are running on broken sleep and wondering whether it ever gets better, this is for you. Honest words about parental exhaustion, sleep deprivation, and why you are not failing.
What Time Should My Baby Go to Bed? A Guide for Every Age
There is no magic bedtime for babies. Learn why 7pm is not universal, how bedtime changes by age, and the principles for finding the right time for your baby.
Cot to Bed Transition: When to Move and How to Make It Work
When should your toddler move from cot to bed? Most sleep experts say later than you think. Learn the signs of readiness, safety essentials, and what to expect.