Aniz Hj. Anwar

Letting a baby "cry it out" may feel like a simple way to encourage independence, but research shows it can have negative effects on brain development. Prolonged distress activates the stress response system, raising cortisol levels and creating lasting impacts on the nervous system.

Early experiences shape the developing brain. When a baby feels consistently unsafe or ignored, the amygdala, the brain’s fear center, becomes overactive. This can make it harder for children to regulate emotions later in life and may increase anxiety or stress sensitivity.

Responsive caregiving, on the other hand, helps the brain learn safety, trust, and emotional regulation. Holding, soothing, and responding to a baby’s cries teaches them that the world is safe and that their needs will be met.

Crying is a baby’s only way to communicate discomfort, hunger, or fear. Meeting those needs supports secure attachment, healthy stress regulation, and long-term emotional resilience.

Every cuddle, gentle voice, and comforting touch shapes a child’s brain for the better. Choosing connection over extended crying is an investment in a child’s lifelong emotional health.