How long should a baby sleep at night?

Newborns (0-3 months):

- Total daily sleep: 14-17 hours

- Nighttime sleep: 5-8 hours with frequent awakenings for feeding and soothing

Infants (4-11 months):

- Total daily sleep: 12-15 hours

- Nighttime sleep: 8-10 hours with occasional awakenings

Toddlers (1-3 years):

- Total daily sleep: 11-14 hours

- Nighttime sleep: 10-12 hours with possible daytime naps

Preschoolers (3-5 years):

- Total daily sleep: 10-13 hours

- Nighttime sleep: 11-12 hours with occasional daytime naps

Note that these are general ranges, and individual sleep patterns may vary. Consistent bedtime routines, a comfortable sleep environment, and establishing good sleep habits are important for promoting restful sleep at night. If you have concerns about your child's sleep, it's advisable to consult with a healthcare professional.