Sleep pressure in babies can be defined as the internal buildup of tiredness that happens the longer they are awake. Babies grow their wake window stamina gradually as they age. Watch for these signs if you feel like your baby is struggling with overtiredness or struggling to regulate their sleep cycle.

The Ferber method is often misunderstood as leaving babies to cry alone, but its true purpose is teaching self-soothing with gradual, timed check-ins. Dr. Richard Ferber himself explained it’s about helping babies settle without panic, while child development expert Ana Adame notes that crying can be part of building emotional wiring when paired with consistent co-regulation. This article answers the questions parents actually search for—like how to use Ferber with breastfed babies, whether to wait after reflux or colic, and how to adapt the method for sensitive little ones.