Baby Sleep Guides
Evidence-based articles on sleep regressions, sleep training, and baby sleep schedules. All content reviewed by board-certified pediatricians.
The 4 Month Sleep Regression: Complete Survival Guide (2025)
Everything about the 4 month sleep regression: why it happens, how long it lasts (2-6 weeks), survival tips, and when to worry. Evidence-based guide.
Read ArticleEverything about the 4 month sleep regression: why it happens, how long it lasts (2-6 weeks), survival tips, and when to worry. Evidence-based guide.
When Will My Baby Sleep Through the Night? Real Timeline & What to Expect
Most babies sleep through the night by 6-9 months, but every baby is different. Complete timeline, realistic expectations, and how to help.
Baby Sleep Regression Chart: All Ages, Symptoms & Duration
Complete sleep regression chart showing all 7 regressions (4mo, 6mo, 8mo, 12mo, 18mo, 2yr, 2.5yr). Printable PDF included.
8 Month Sleep Regression: Why Your Baby Won't Sleep (And What Helps)
The 8-10 month regression happens when babies learn to stand and crawl. Learn how long it lasts, what causes it, and survival strategies.
18 Month Sleep Regression: The Toddler Sleep Nightmare (How to Survive)
The 18-month regression is one of the toughest. Learn why toddlers fight sleep, how long it lasts, and practical solutions that work.
Wake Windows by Age: Complete Chart (Newborn to 3 Years)
Age-appropriate wake windows help prevent overtiredness. Complete chart with wake windows for every age from newborn to 3 years.
4 Month Old Sleep Schedule: Sample Schedules & Wake Windows
Sample sleep schedules for 4-month-old babies with wake windows, nap times, and bedtime routines. Multiple schedule options included.
Newborn Sleep Schedule: What to Expect in the First 3 Months
Complete guide to newborn sleep patterns, feeding schedules, and realistic expectations for the first 3 months of life.
12 Month Sleep Regression: Walking, Talking & Not Sleeping
The 12-month regression coincides with major milestones. Learn how to navigate this challenging period with practical tips.
Baby Sleep Regression Calculator: How to Predict Sleep Disruptions
Learn how our free calculator predicts all 7 sleep regressions. Get personalized timelines and understand when disruptions will occur.
Sleep Regression vs Growth Spurt: How to Tell the Difference
Is your baby's sleep disruption a regression or growth spurt? Learn the key differences and how to respond to each.
6 Month Sleep Regression: Is It Real? What to Expect
The 6-month regression is less common but can happen. Learn the signs, causes, and how to help your baby through this period.
2 Year Sleep Regression: Nightmares, Big Kid Beds & Solutions
The 2-year sleep regression brings new challenges. Learn about nightmares, big kid bed transitions, and effective solutions.
Ferber Method Explained: Progressive Waiting Sleep Training
Complete guide to the Ferber method (progressive waiting). Learn how it works, step-by-step instructions, and when to use it.
How to Get Your Baby to Sleep in a Crib (Step-by-Step Guide)
Struggling to transition your baby to a crib? Learn proven strategies, step-by-step methods, and when to start the transition.