Before, we discuss what the guidelines for infant sleep duration are, it is important to note that these are just guidelines.  There is a lot of variation between children depending upon multiple factors.

Age          Average hours of total sleep        Average hours of sleep at night

1m           14-15 hours                                8 hours

3m           14-15 hours                                10 hours

6m           14.2 hours                                  After 6m the average amount of sleep at night was about 11 hours.

9m           13.9 hours

1year       13.9 hours

18m         13.6 hours

2years      13.2 hours

*Iglowstein I, Jenni OG, Molinari L, Largo RH. 2003. Sleep duration from infancy to adolescence: Reference values and generational trends. Pediatrics 111(2): 302-307. – See more at: http://www.parentingscience.com/baby-sleep-requirements.html#sthash.32pNWTND.dpuf

Factors that affect sleep

  • Culture
  • Genetics
  • Breastfed babies sleep less
  • Co-sleeping babies sleep less

* http://www.parentingscience.com/baby-sleep-requirements.html

Signs of sleep deprivation