Common signs

What parents may notice

  • Breast development at an unusually early age
  • Testicular or genital enlargement
  • Early pubic or underarm hair
  • Rapid height increase
  • Adult-type body odour or acne
  • Early menstrual bleeding
  • Behavioural or emotional changes alongside physical signs
Possible reasons

What can cause it?

Early pubertal signs can result from activation of the normal puberty pathway, hormone exposure or other endocrine causes. Some children have isolated changes that only need monitoring. The age and rate of progression are important.

When to book

When should your child be assessed?

  • Physical signs appear earlier than expected
  • Changes are progressing quickly
  • Growth has accelerated
  • There is bleeding, headache or neurological symptom
  • The child is distressed or the family needs clarity
Urgent warning signs

When to seek immediate care

  • Early puberty is rarely an emergency, but severe headache, visual change, seizure or altered consciousness needs urgent assessment
  • Unexpected vaginal bleeding with pain or illness needs prompt evaluation
At the specialist visit

How the concern may be evaluated

  • Growth chart and pubertal-stage review
  • Family and medicine history
  • Hormone tests when indicated
  • Bone-age imaging when useful
  • Selective imaging according to the clinical pattern
Prepare

What to do before the visit

  • Bring previous height and weight records
  • Note when changes first appeared
  • List medicines, creams and supplements
  • Share family puberty patterns
Questions parents ask

The real questions, answered.

Not what we wish you'd ask. What you're actually thinking when you find this page.

Book a consultation
What age is considered early puberty?

The threshold depends on sex and clinical context. A paediatric endocrinologist should interpret early signs according to the child's age and progression.

Does early body odour mean puberty?

Not always. Body odour or hair can occur without full central puberty, so the overall pattern should be reviewed.

Can early puberty affect final height?

Rapid early bone maturation can affect remaining growth in some children, which is one reason timely assessment matters.

Is treatment always needed?

No. Some children need observation, while others may benefit from treatment depending on the cause and progression.

Can external hormone exposure cause early signs?

Certain hormone-containing medicines or products can contribute and should be disclosed during the consultation.

Persistent symptoms deserve a clear next step.

Speak with Paediatric Endocrinology or contact our team to organise the right starting point.