October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.
40 citations
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July 2016 in “Pediatrics in review” Puberty involves complex hormonal changes, varies by gender and ethnicity, and requires careful monitoring for abnormalities.
19 citations
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March 2004 in “The Journal of Clinical Endocrinology & Metabolism” Testosterone and letrozole treatment speeds up puberty in boys with delayed development.
186 citations
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February 1980 in “Clinical Endocrinology” During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.
96 citations
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September 1975 in “The Journal of Clinical Endocrinology & Metabolism” Hormone levels change during puberty, leading to physical developments like pubic hair and voice changes.