20 citations
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May 1998 in “PEDIATRICS” African-American girls tend to start puberty earlier than white girls, possibly due to increased androgen production.
July 2024 in “Reproductive health of woman” Girls conceived via assisted reproductive technologies show early puberty signs and larger ovaries.
37 citations
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June 2011 in “Pediatrics in Review” Puberty is driven by hormonal changes, mainly influenced by genetics, nutrition, and body fat.
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.
October 2022 in “Medical Clinical Update Journal” Early diagnosis and treatment with Leuprolide are key for children with precocious puberty.
December 2022 in “Journal of Pharmaceutical Negative Results” Late onset of first period and irregular development of sexual traits in teenage girls can lead to poorer reproductive health.
3 citations
,
December 2014 in “Elsevier eBooks” Male hormones and their interactions are crucial for male sexual development and characteristics.
October 2022 in “Springer eBooks” The document concludes that personalized hormonal treatments are important for transgender individuals and more research is needed for non-binary treatments.
30 citations
,
July 2004 in “Fertility and Sterility” Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
5 citations
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June 2018 in “Elsevier eBooks” Testosterone is important for male sexual traits, reproduction, muscle and bone health, blood production, and metabolism, and works both directly and after being changed into other hormones.
December 2022 in “IntechOpen eBooks” Testosterone is important for male development and health, and careful replacement can treat low levels.
21 citations
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September 2004 in “Fertility and Sterility” Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.
19 citations
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May 2020 in “American journal of men's health” Testosterone therapy helps boys with hormone deficiencies develop normal male characteristics and grow properly.
May 2023 in “IntechOpen eBooks” More research is needed to understand how testosterone is maintained in adult males.
5 citations
,
November 2021 in “Saudi medical journal” The document reports three sisters with Woodhouse-Sakati syndrome showing typical symptoms and unusual gynecological anomalies.
3 citations
,
November 2021 in “IntechOpen eBooks” The testes produce important hormones like testosterone and others that play key roles in male body functions.
A 22-year-old woman with a rare genetic condition was successfully treated to develop normal female characteristics and regular menstruation.
December 2011 in “British Journal of Dermatology” As women age, they experience changes in hair density and volume, face challenges in distinguishing normal hair loss from disease, and have limited access to treatments for hair issues.
26 citations
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August 1971 in “Journal of Morphology” Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.
January 2017 in “Elsevier eBooks” Sex hormones affect reproduction, sexual development, and oral health, and it's important for dental practitioners to understand their effects and interactions.
2 citations
,
July 2022 in “Frontiers in Veterinary Science” A female dog with mixed male and female traits was treated successfully with surgery.
9 citations
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July 2020 in “Journal of Animal Physiology and Animal Nutrition” Melatonin given to pregnant rabbits improved their babies' fur quality.
November 2016 in “Elsevier eBooks” Genetic mutations can affect female sexual development, requiring personalized medical care.
10 citations
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March 2018 in “Anais Brasileiros De Dermatologia” More hair loss leads to higher risk of psychosexual disorders, especially in women.
January 2025 in “Case Reports in Genetics” A rare gene variant causes sexual development issues in siblings, needing personalized treatment.
January 2016 in “AACE Clinical Case Reports” Treatment restored normal sexual characteristics and blood condition in a patient with testicular cancer.
3 citations
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November 2023 in “American Journal of Men s Health” Improving prostate and urinary health can enhance sexual function and mental well-being in older men.
28 citations
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October 1998 in “Baillière's clinical endocrinology and metabolism” Testosterone replacement may help post-menopausal women with androgen insufficiency, but more research is needed on its benefits and risks.
23 citations
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January 2003 in “Journal of Pediatric Endocrinology and Metabolism” About 15% of US Army personnel use hair products containing hormone or placenta, with higher usage among non-whites, females, and enlisted personnel.
36 citations
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July 2014 in “Neuromuscular Disorders” A patient with a larger than usual genetic mutation had a broader range of symptoms for a muscle disease.