Puberty in Boys
Answers to common questions about puberty in boys.
Questions on this page
What is the first sign of puberty in boys?
Testicular enlargement is generally one of the earliest physical signs of male puberty.
What if my son has not started puberty?
Delayed puberty can have many causes. Growth pattern, family history, nutrition, chronic illness and hormone levels may need assessment.
Can low testosterone affect puberty?
Yes. Disorders affecting the testes or pituitary gland can result in inadequate testosterone production and delayed puberty.
Can boys have gynecomastia during puberty?
Yes. Temporary breast enlargement is relatively common during puberty and often resolves spontaneously.