A–Z Glossary

Suprachiasmatic nucleus

The suprachiasmatic nucleus is a brain structure that acts as the central pacemaker for the body's circadian rhythms.

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How parents manage baby schedules

How parents manage baby schedules

Start with biology rather than the clock In the early weeks, babies do not reliably distinguish day from night. Their sleep is distributed across multiple periods, and frequent waking is often biologically appropriate because breast milk or formula is consumed in relatively small volumes. A newborn schedule is therefore commonly organized around feeding cues, diaper […]