Few topics in parenting are as charged as sleep training, and few are as poorly served by the way they are usually discussed — as a moral binary between parents who "let their baby cry" and parents who don't. The reality is calmer and more useful. There is a spectrum of approaches, they share a common underlying mechanism, and the right choice depends far more on your baby's temperament and your own tolerance than on which method has the most fervent online following. This is a map of the terrain, not a sermon.
What every method is actually doing
Strip away the labels and almost every sleep-training approach is solving the same problem: teaching a baby to fall asleep, and to fall back asleep at the natural arousals between sleep cycles, without a specific external condition being recreated each time. After the four-month maturation of sleep architecture, babies surface at the end of every cycle. If they can only get back down by being fed or rocked, they will call for it all night. The skill being taught is independent settling — the ability to do the last step into sleep on their own.
This is learning, in the ordinary psychological sense. The baby has an association — "I fall asleep when I am rocked" — and the methods differ only in how gradually they let that association loosen and how much parental presence accompanies the loosening. Understanding that they are variations on one theme, rather than opposed philosophies, makes the choice between them far less fraught.
Full extinction
The most direct approach, often loosely called "cry it out," is full extinction: a consistent bedtime routine, then the baby is put down awake and the parents do not return until a set morning time (barring feeds or genuine need). The association is removed all at once, and the baby learns the new skill quickly because there is nothing to relearn it against.
Its advantage is speed; when it works, it often works in a handful of nights. Its cost is that those first nights typically involve the most concentrated crying of any method, which many parents find intolerable to listen to, and which makes consistency hard precisely when consistency matters most. It tends to suit families with the temperament to hold a clear line and a baby who escalates rather than spirals when checked on.
Graduated extinction (the Ferber approach)
The most widely used method is graduated extinction — the timed-check approach associated with Dr. Richard Ferber. The baby is put down awake, and the parents return at increasing intervals to offer brief, calm reassurance without picking the baby up or recreating the old falling-asleep condition. The checks reassure the parent as much as the baby; the lengthening intervals give the baby progressively more room to find their own way down.
It is a middle path: usually faster than the gentle methods, usually involving less sustained crying than full extinction, and flexible in how long the intervals run. The risk is that for some babies a check is more stimulating than soothing — a brief visit that ends with the parent leaving again can prolong rather than shorten the protest. For many families, though, it is the reasonable default.
The chair method
A gentler, slower option keeps a parent present the whole time. In the chair method, the parent sits beside the crib while the baby falls asleep, offering quiet reassurance but not picking up, and then over a planned series of nights moves the chair progressively farther away until they are out of the room entirely. The association being faded is the parent's proximity rather than an active intervention like rocking.
Its appeal is that the baby is never left alone to protest, which many parents find far more bearable, and the gradualness suits sensitive babies or families uneasy with any unaccompanied crying. Its costs are time — it can take a couple of weeks rather than days — and a different kind of difficulty: sitting still beside a crying baby without intervening demands its own discipline, and an attentive baby can find a present-but-unresponsive parent confusing or stimulating.
Fading and other gentle approaches
The gentlest end of the spectrum is a family of "no-cry" or fading methods that aim to shift the association by degrees with minimal protest. Bedtime fading, for instance, temporarily moves bedtime later to match the baby's natural sleep-onset time so they fall asleep quickly with little fuss, then walks bedtime gradually earlier. Other fading approaches slowly reduce the amount of rocking or feeding-to-sleep night by night, so the baby is doing a little more of the work each time.
These suit parents for whom sustained crying is a non-starter, and they can work well — but they ask the most patience and the most consistency, and progress can be slow and non-linear. Done loosely, they can stall, leaving everyone tired without a clear gain. Done patiently, they reach the same destination by the longest, gentlest road.
"Not yet" is a real answer
There is also the option of doing nothing deliberate at all — continuing to support your baby's sleep however works while you wait for development and maturity to do more of the lifting. This is a legitimate choice, not a failure of nerve. Plenty of babies consolidate their nights over time with no formal training, especially as the first year goes on. The case against waiting is mostly the toll on the parents; the case for it is that not every family needs or wants to run a method, and a rested-enough parent who is at peace with contact naps and night feeds is doing fine.
What no method overcomes, incidentally, is poor timing. A baby who is chronically overtired, or whose bedtime lands well past the point where they have tipped over the edge, will resist any approach you try, because you are now fighting stress hormones on top of an association. Getting the wake windows and bedtime right is not an alternative to sleep training — it is the groundwork that makes whichever method you choose actually have a chance.
How to choose
The honest guidance is that the best method is the one you can carry out consistently, because consistency is the active ingredient in all of them. A faster method executed with conviction beats a gentler one abandoned halfway, and a gentle method held steady for two weeks beats a harsh one you cannot bring yourself to follow. Match the approach to the crying you can actually tolerate and the temperament of the baby in front of you, give it a real trial of more than a couple of nights before judging it, and remember that you can always move along the spectrum if the first choice doesn't fit. There is no prize for difficulty, and no shame in gentleness or in speed.
Whichever approach you land on, it works best on a foundation of well-timed sleep — a baby put down inside the comfortable window rather than past it. That foundation is what Drowsy is for. It keeps an age-appropriate wake-window estimate, counts down to the next nap and bedtime, and learns your baby's own pattern from one-tap logs, so the put-downs you build your method around are landing in the easy zone instead of the overtired one. It stays deliberately out of the business of telling you how to settle your baby — that is your call — and simply helps with the timing that every method depends on. If that sounds useful, Drowsy is at drowsy.lumenlabs.works.