30 citations
,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
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.
21 citations
,
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.
21 citations
,
September 1990 in “Journal of The American Academy of Dermatology” Taking L-tryptophan supplements might cause a condition similar to scleroderma in some people, which can get better after stopping the supplement and starting corticosteroid therapy.
19 citations
,
November 2012 in “British Journal of Dermatology” Dopamine stops hair growth and pigment production in human scalp hair follicles.
15 citations
,
April 2022 in “Ginekologia Polska” Higher thyroid hormone levels may be linked to certain types of polycystic ovary syndrome.
14 citations
,
September 2014 in “Journal of Pediatric and Adolescent Gynecology” Irregular menstrual cycles in teenagers are linked to a higher risk of polycystic ovary syndrome and metabolic syndrome.
12 citations
,
May 2012 in “Endocrinology and metabolism/American journal of physiology: endocrinology and metabolism” Human scalp hair follicles can be used to study how prolactin affects hair growth and cell death.
5 citations
,
December 2005 in “Clinical Techniques in Equine Practice” Skin and hair changes in horses can indicate serious diseases, and recognizing these signs is important for treatment and management.
4 citations
,
November 2016 in “Archives of Endocrinology and Metabolism” Insulin resistance is linked to larger thyroid volume in patients with polycystic ovary syndrome.
3 citations
,
June 2018 in “The New England Journal of Medicine” A woman with Cushing's syndrome improved after surgery to remove a tumor causing the condition.
2 citations
,
December 2018 in “International journal of current microbiology and applied sciences” The dog recovered from hypothyroidism and regrew its hair after two months of treatment.
2 citations
,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
1 citations
,
March 2011 in “Infertility” Hormone imbalances from the pituitary, thyroid, and adrenal glands can cause infertility, but treating these disorders can improve fertility.
1 citations
,
February 2004 in “Journal of The European Academy of Dermatology and Venereology” Hair loss improved with treatment and successful transplant.
1 citations
,
November 2002 in “Endocrine practice” The patient's high testosterone was reduced by a medication that suppresses gonadotropin.
January 2026 in “Frontiers in Oncology” Thorough evaluation and surgery are crucial for managing rare ovarian tumors in postmenopausal women with high androgen levels.
July 2019 in “Mayo Clinic proceedings” The man's fatigue and erectile dysfunction were improved by treating his obesity-related low testosterone without needing testosterone replacement.
January 2016 in “Dermatology Review” Endocrine disorders can cause various skin and hair issues.
151 citations
,
December 2004 in “Annals of the New York Academy of Sciences” Congenital Adrenal Hyperplasia is a genetic disorder with two forms, causing symptoms like early puberty and severe acne, but can be identified through screening and treated with glucocorticoids.
74 citations
,
July 2010 in “The Journal of Clinical Endocrinology & Metabolism” Treatment of acromegaly can improve women's reproductive health issues caused by hormonal imbalances or tumors.
6 citations
,
July 2016 in “Gynecological Endocrinology” PSA levels are higher in women with PCOS, but FAI is a more accurate marker for diagnosis.
8 citations
,
March 1942 in “Journal of Endocrinology” Thyroid hormone treatments help thyroidectomized rats grow normally.
1 citations
,
January 2008 in “Actas Dermo-Sifiliográficas” Treat hair loss in postmenopausal women with diet, avoiding certain drugs, and using medications like minoxidil or finasteride.
370 citations
,
September 1999 in “The New England Journal of Medicine” Finasteride and minoxidil are effective for hair loss, but continued research is needed for better treatments.
139 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Androgenetic alopecia in women needs more research and better management strategies.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
9 citations
,
June 2003 in “Veterinary dermatology” Boxer dogs may have a genetic skin condition that worsens seasonally and can be treated with certain medications.
4 citations
,
September 2024 in “The Egyptian Journal of Internal Medicine” Doctors should watch for and treat hormonal issues in obese patients beyond just diabetes.
July 2025 in “International Journal of Pharmacology and Clinical Research” More public health efforts are needed to raise awareness and improve management of thyroid disorders.