How the Adrenal Glands Affect a Child's Development

Two small glands sitting atop the kidneys quietly steer a child's growth, energy and stress response — far bigger than their size suggests.

In short

The adrenal glands are tiny hormone factories above each kidney. They release cortisol (the stress and energy hormone), aldosterone (which balances salt and water) and small amounts of adrenal androgens (which help guide puberty). When these are in healthy balance, a child grows steadily, handles stress and infection, keeps blood pressure stable and develops on time. When they are over- or under-active, it can affect growth, energy, mood, weight and the timing of puberty — which is why this is something to understand and monitor, not to fear.

The science, simply

Cortisol from the adrenal glands works on a daily rhythm — higher in the morning to wake and energise, lower at night. It supports steady blood sugar, immune balance and the body's response to illness or stress. A rare condition present from birth, congenital adrenal hyperplasia, is checked through newborn screening in many settings. Signs that a clinician should look at include unusually early or unexpected puberty signs, very rapid or stalled growth, persistent fatigue, salt cravings, or changes in skin pigmentation. These are hormonal and medical matters — diagnosed and managed by a paediatrician or paediatric endocrinologist, not through therapy first.

When to check with a doctor

Speak to your paediatrician if your child shows early puberty signs, growth that suddenly speeds up or stops, ongoing tiredness, or unexplained weight changes. A simple clinical review and, where needed, hormone tests give clear answers.

The Pinnacle way

Developmental measurement supports care planning; diagnosis requires an appropriately qualified healthcare professional., under qualified clinician care — never from an online form. Where a hormonal condition affects a child's energy, learning or development, we work alongside your medical team to support the developmental side. Learn more about the adrenal glands, explore how the AbilityScore® is established, and see our developmental assessment pathway.

Trusted sources

WHO ICD-11 endocrine framework; American Academy of Pediatrics guidance on newborn screening and growth monitoring (healthychildren.org).

Next step — Concerned about your child's growth or energy? Begin with your paediatrician, and book a developmental check with Pinnacle for the learning and developmental picture.

This is general information, not a diagnosis — individual assessment and diagnosis require an appropriately qualified healthcare professional.