SleepQuick answer

Is it normal that my baby only naps for 45 minutes?

Yes, and it is one of the most common questions parents ask. Naps of around 45 minutes are very common at this age, and one ending there is a short nap rather than a failed one.

2 min read
The short version

Yes, very. Naps this short are ordinary in the early months. A 45-minute nap isn't a nap failing. It's a nap finishing.

Short naps are normal at this age

Infant sleep cycles are much shorter than an adult's, and short naps come with them. A nap that ends at 45 minutes is a short nap, not a broken one.

Linking cycles is a later skill

Joining one cycle to the next without fully waking develops over months. Some babies find it early, many take much longer, and both are normal.

It usually changes on its own

As sleep matures, naps tend to lengthen without anything being trained. The change tracks development more than technique.

What tends to help

  • Judging the day by total sleep and your baby's mood rather than by any single nap.
  • Treating a short nap as a shorter wake window, so the next stretch of sleep comes sooner.
  • Letting a contact nap carry the one that matters, if there's a nap you'd like to run longer.
  • Leaving it alone. Short naps at this stage very often resolve without intervention.
When to check with someone

If short naps come alongside poor feeding, fewer wet diapers, or a baby who is difficult to rouse, contact your doctor or healthcare provider. Those are worth checking regardless of nap length.

Doulores

The 45-minute nap gets treated as a problem to solve far more often than it deserves. Most of the time it's just what a nap looks like at this age.

If your baby wakes up content and feeds well, I'd take that as the more useful signal than the number on the clock.

Sources2
  1. Galland BC, Taylor BJ, Elder DE, Herbison P. Normal sleep patterns in infants and children: a systematic review of observational studies. Sleep Medicine Reviews. 2012;16(3):213-222.
  2. Jenni OG, Carskadon MA. Sleep behavior and sleep regulation from infancy through adolescence. Sleep Medicine Clinics. 2007;2(3):321-329.
Go deeper

If you want the full picture

Wake windows, explained. How awake time shapes the naps that follow

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