Six diagnostic guides
Troubleshooting
Pick the guide that matches what you are seeing. Each one opens with the symptom and works through the most likely causes in order. The answer is rarely 'something is wrong with the method.' Usually it is one of three or four specific things.
If you are seeing
My baby will not stop crying
A diagnostic flow for the most common Ferber crisis. Five likely causes, what to check before changing the protocol, and the safety floor.
Updated Apr 29, 2026
If you are seeing
My baby falls asleep then wakes up 20 minutes later
The classic short-sleep-cycle pattern. Why it happens, the four most common causes, and what Ferber does about it.
Updated Apr 29, 2026
If you are seeing
My baby wakes 3 or 4 times a night
The serial waker pattern. What it usually means, why "more soothing" makes it worse, and how a clean Ferber arc almost always fixes it in a week.
Updated Apr 29, 2026
If you are seeing
My baby keeps waking at 5 a.m.
The early-morning wake diagnostic in compact form. The four causes in order of likelihood, the fixes for each, and the realistic timeline for resolution.
Updated Apr 29, 2026
If you are seeing
Sleep was great, then everything fell apart
When a previously trained baby suddenly starts waking, fighting bedtime, or both. The five common triggers, the diagnostic order, and how to use a short re-arc to fix it.
Updated Apr 29, 2026
If you are seeing
I cannot listen to my baby cry
A direct guide for the parent, not the baby. The science behind the discomfort, the three things that help, and an honest assessment of when this method is not for your family.
Updated Apr 29, 2026