When to Start Sleep Training

Every baby develops at their own pace. Use this guide as a reference for your family.

1. What is Sleep Training?

Definition

Sleep training is the process of helping your baby develop the ability to fall asleep independently. The goal is for your baby to fall asleep on their own when drowsy, without parental intervention like rocking, nursing, or holding.

Why is it needed?

  • Self-soothing skills: Baby can put themselves back to sleep when they wake at night
  • Better sleep for everyone: Both parents and baby get adequate rest
  • Supports development: Quality sleep is essential for brain development and growth
  • Prevents burnout: Helps prevent parental exhaustion and overwhelm
Good to know: Sleep training is a choice, not a requirement. If your current sleep situation works for your family, you don't need to change anything.

2. Best Age to Start

Recommended: 4-6 Months

This timeframe is ideal because:

  • Sleep patterns develop: Baby starts distinguishing day from night
  • Melatonin production: Sleep hormone begins to regulate
  • Reduced night feeding needs: Baby can sleep 6-8 hours without feeding
  • Post-regression timing: Good time to establish new patterns after the 4-month sleep regression

Age-by-Age Considerations

Age Sleep Training Suitability
0-3 months Not recommended. Respond to feeding cues.
4-6 months Optimal window
6-12 months Good, preferably before separation anxiety peaks
12+ months Possible but may take longer

Signs Your Baby is Ready

  • Weighs at least 12-14 pounds (5.5-6.5 kg)
  • Can go 6+ hours without feeding at night
  • Shows clear day/night differentiation
  • Night feedings have decreased to 1-2 times
  • Generally healthy with no underlying medical issues

3. When NOT to Start

Avoid starting sleep training when:

  • Baby is sick or unwell
  • Right after vaccinations (wait 1-2 days)
  • During teething
  • While traveling or right after returning home
  • During major life changes (moving, starting daycare)
  • During sleep regressions (4 months, 8-10 months, 12 months, 18 months)
Important: If your baby was born prematurely, consult your pediatrician about the appropriate time to start sleep training based on adjusted age.

4. Preparation Before Starting

Optimize the Sleep Environment

  • Dark room: Use blackout curtains to block light
  • Cool temperature: 68-72°F (20-22°C) is ideal
  • White noise: Helps mask household sounds
  • Safe sleep space: Remove unnecessary items from the crib

Establish a Consistent Bedtime Routine

Create a 20-30 minute routine following the same order every night:

  1. Bath time
  2. Massage with lotion
  3. Feeding (in a different room, not where baby sleeps)
  4. Story or lullaby
  5. Say goodnight and put baby down

Key point: Feed at the beginning of the routine, not right before sleep. Feeding immediately before bed creates a feed-to-sleep association.

Find the Right Bedtime

Watch for your baby's sleep cues (eye rubbing, yawning, fussiness) and put them down before they become overtired. For most babies, 7:00-8:00 PM is an appropriate bedtime.

Prepare Yourself

  • Both parents should agree on the approach and stay consistent
  • Prepare mentally to hear some crying
  • Commit to at least 2-3 weeks of consistency
  • Clear your schedule for the first week if possible

5. Sleep Training Methods

1) Fade Out (Gradual Withdrawal)

Intensity: Gentle

Gradually reduce your intervention over time. Example: Rocking to sleep → Patting → Sitting beside crib → Standing at door → Leaving the room

  • Minimal crying
  • Takes longer (2-4 weeks)

2) Chair Method (Camping Out)

Intensity: Moderate

Sit in a chair next to your baby's crib while they fall asleep. Move the chair farther from the crib every 2-3 nights until you're out of the room.

  • Baby feels reassured by your presence
  • Your presence may be stimulating for some babies

3) Pick Up/Put Down

Intensity: Moderate

When baby cries, pick them up to comfort them. Once calm, put them back down. Repeat as needed until baby falls asleep.

  • Allows physical comfort
  • May overstimulate some babies
  • Can be exhausting for parents

4) Ferber Method (Graduated Extinction)

Intensity: Moderate-High

Check on your baby at set intervals, gradually increasing the time between check-ins. Example: 3 min → 5 min → 10 min → 15 min

  • Shows relatively fast results (3-7 days)
  • Involves listening to crying

5) Extinction (Cry It Out/CIO)

Intensity: High

After completing the bedtime routine, leave the room and don't return until morning (or scheduled feeding time).

  • Fastest results (3-5 days)
  • Emotionally challenging for parents
Which method is best?
There's no "right" answer. Choose a method that fits your family's situation, your baby's temperament, and your comfort level. Consistency is the most important factor.

6. Common Mistakes to Avoid

Inconsistency

Switching between rocking one night and putting baby down awake the next confuses your baby. Once you choose a method, stick with it for at least 2 weeks.

Putting Baby Down Too Late

Overtired babies actually have more trouble falling asleep. Watch for sleep cues and put baby down before they get too tired.

Giving Up During Sleep Regressions

Even after successful sleep training, regressions can happen. Don't panic—maintain consistent responses and things will improve.

Neglecting Naps

Poor daytime sleep often leads to poor nighttime sleep. Maintain an appropriate nap schedule alongside nighttime sleep training.

Not Having a Plan for Night Feedings

Decide in advance how you'll handle night feedings. If baby still needs to eat, feed them but avoid letting them fall asleep while feeding.

7. Frequently Asked Questions

Q. Will sleep training damage my baby's attachment?

Research shows that appropriate sleep training does not negatively affect attachment or emotional development. In fact, adequate sleep supports healthy brain development.

Q. Hearing my baby cry is so hard. What can I do?

Start with gentler methods like Fade Out or Pick Up/Put Down. Take turns with your partner, or step outside briefly if needed. Remember that short-term discomfort leads to long-term benefits for everyone.

Q. How long does sleep training take?

Depending on the method, anywhere from 3 days to 4 weeks. With consistency, most families see significant improvement within 1-2 weeks.

Q. What about night feedings?

Babies 4-6 months may still need 1-2 night feedings. Continue feeding if needed, but the key is not letting baby fall asleep while eating. Put them back in the crib drowsy but awake.

Q. What if sleep training isn't working?

Give it at least 2 weeks of consistent effort. If there's no improvement, consider whether the timing is right, check for underlying issues (illness, teething), or try a different method. Consulting a pediatric sleep specialist is also an option.

8. Final Thoughts

Sleep training is about short-term effort for long-term benefits. The first few days can be challenging, but the reward of everyone getting adequate sleep is truly valuable.

Whatever method you choose, consistency is key. If things get too hard, it's okay to take a break and try again later. You're doing great—trust yourself and your baby!