21 citations
,
February 2003 in “Hormones and Behavior” Androgens boost certain nest-building behaviors and greatly reduce food intake in rabbits.
25 citations
,
January 2022 in “Endocrine journal” Long COVID patients may have hormonal imbalances linked to their symptoms.
25 citations
,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
November 2022 in “Journal of the Endocrine Society” Marijuana use may be linked to lower TSH levels, but the exact cause is unclear.
7 citations
,
July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
1 citations
,
February 2022 in “Case reports in endocrinology” An unusual growth of Leydig cells in a woman's ovaries caused her excessive hair growth, which was treated successfully with surgery.
7 citations
,
April 1992 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Women with non-classical congenital adrenal hyperplasia have higher levels of certain steroids, which can be reduced by treatment.
8 citations
,
December 2017 in “Small Ruminant Research” Variation in the TCHH gene affects wool curliness in sheep.
Hirsutism is excessive male-pattern hair growth in women, often treated cosmetically or with hormone therapy if contraception is also desired.
23 citations
,
March 2014 in “International Journal of Molecular Sciences” Testosterone reduces knee flexibility by affecting relaxin receptors.
1 citations
,
June 2021 in “Disease and Diagnosis” Hashimoto thyroiditis can unexpectedly change into Graves’ disease, so early diagnosis and treatment are important.
May 2008 in “Trends in Urology Gynaecology & Sexual Health” Loop diuretics may double bone loss in elderly men, finasteride lowers prostate cancer risk but may increase high-grade tumors, abarelix reduces testosterone quickly, and transdermal testosterone offers minimal sexual benefit for women.
27 citations
,
April 2017 in “European journal of endocrinology” The research found that MRI and certain hormone levels can help tell apart ovarian tumors from hyperthecosis in postmenopausal women, but tissue analysis is still needed for a definite diagnosis.
11 citations
,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
April 2018 in “Journal of Investigative Dermatology” Researchers found that the Leptin receptor is a consistent marker for hair follicle dermal cells, which may help future hair research.
11 citations
,
April 2020 in “Andrology” Testosterone replacement therapy, especially intramuscular, raises PSA levels, but no overall link between PSA and testosterone was found except in non-BPH patients.
6 citations
,
March 2020 in “Anais Brasileiros de Dermatologia” Thyroid disease can cause skin and hair changes, treatable with levothyroxine.
Certain gene variations and different levels of BDNF and CRH hormones are linked to vitiligo.
72 citations
,
May 1993 in “The Journal of Cell Biology” Trichohyalin in sheep hair follicles may help with structure and calcium binding.
31 citations
,
December 2010 in “International Journal of Andrology” Men with testicular cancer were less likely to experience baldness and severe acne.
42 citations
,
September 2007 in “The Journal of Clinical Endocrinology and Metabolism” The research found that polycystic ovary syndrome (PCOS) has two distinct types, with one having more severe hormone and insulin issues.
41 citations
,
September 2010 in “British journal of dermatology/British journal of dermatology, Supplement” Both intense pulsed light and long-pulsed diode laser effectively reduced facial hair in women, with no significant difference in satisfaction after 6 months, but intense pulsed light was more painful.
October 2007 in “Postgraduate obstetrics & gynecology” Testosterone therapy can help with androgen deficiency in women but should be used with caution and monitoring due to potential risks.
January 2013 in “Revista Clínica Española” A postmenopausal woman's increased male hormone levels were successfully treated with surgery.
April 2012 in “Neuropediatrics” Trichothiodystrophy is a rare genetic disorder causing hair issues and sometimes linked to DNA repair defects.
39 citations
,
May 2002 in “Oral Microbiology and Immunology” Testosterone increases cell growth and reduces IL-6 in gum cells.
February 2025 in “Skin Appendage Disorders” Adrenal tumors can cause hair loss and high testosterone in women.
1 citations
,
April 1936 in “Journal of Experimental Biology” Hanson's thymus extract sped up growth and development in mice over generations.
2170 citations
,
September 2017 in “The Journal of Clinical Endocrinology & Metabolism” A multidisciplinary approach is crucial for safe and effective hormone treatment in gender-dysphoric individuals, with specific guidelines for adolescents and adults.
December 2024 in “Tissue and Cell” A new method helps detect androgen receptor movement in cells, aiding research on hair loss treatments.