13 citations
,
December 2012 in “Frontiers in bioscience” Vitamin D and estrogen may help protect heart and kidney health, and maintaining sufficient vitamin D levels could be especially beneficial for African Americans, postmenopausal women, and people with chronic kidney disease.
51 citations
,
November 2005 in “Journal of Medical Primatology” Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.
1 citations
,
January 2020 in “Elsevier eBooks” Hormone therapy is safe and effective for transgender adults, but requires regular monitoring and mental health support.
22 citations
,
January 2021 in “Clinical Therapeutics” Men face more severe COVID-19 outcomes, while women are more likely to have long-term symptoms.
October 2025 in “Preprints.org” Male and female mice handle stress differently.
1 citations
,
December 2017 in “Research for Rural Development/Research for Rural Development (Online)” Neutered ferrets often develop hyperadrenocorticism, with symptoms like hair loss and lethargy, and androstenedione is a key indicator for diagnosis.
May 2026 in “Preprints.org” Dark-coated cats are more stressed, and adoption reduces stress in cats.
1 citations
,
June 2022 in “Frontiers in Neuroanatomy” Early hormones shape sex-specific differences in rat glands.
2 citations
,
September 2024 in “Animal Cells and Systems” Hepatitis B virus alters steroid hormones in male mice, reducing dihydrotestosterone to inhibit viral replication.
26 citations
,
April 2003 in “PubMed” Hair loss in two ferrets was caused by ovarian tissue tumors, not adrenal issues.
12 citations
,
October 2004 in “Experimental Gerontology” Changes in testosterone and estrogen receptor genes can affect how men age, influencing body fat, hair patterns, and possibly leading to skin disorders.
1 citations
,
January 2015 in “Journal of Pigmentary Disorders” Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
January 2026 in “Frontiers in Cellular Neuroscience” Neurosteroids like neuro-estrogen and neuro-androgen are crucial for brain function and can improve cognition and protect against aging-related decline.
5 citations
,
March 2019 in “Facial Plastic Surgery Clinics of North America” The document concludes that gender-affirming treatments are essential for transgender individuals and outlines safe hormone therapy practices.
280 citations
,
May 2005 in “Andrology” Testosterone treatment for older men can have short-term benefits, but long-term risks are unclear, requiring careful evaluation and monitoring.
October 2023 in “BMC endocrine disorders” A pineal tumor caused a boy's early puberty, which changed from peripheral to central after treatment.
14 citations
,
September 2017 in “General and comparative endocrinology” Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
163 citations
,
November 1976 in “Annals of Internal Medicine” Sickle cell anemia causes hormone issues and delayed puberty due to testicular failure.
16 citations
,
September 2009 in “Schweizer Archiv für Tierheilkunde” Adrenal tumors can cause high progesterone levels, mimicking symptoms of high cortisol.
May 2026 in “Comprehensive Psychoneuroendocrinology” Hair analysis can effectively assess long-term hormone activity in young children.
3 citations
,
October 2021 in “Indian Journal of Plastic Surgery” Pattern hair loss is mainly caused by genetics and hormones, with limited effective treatments available.
50 citations
,
November 2021 in “Viruses” Spironolactone may help reduce COVID-19 severity in men by blocking harmful effects of certain hormones.
40 citations
,
March 2014 in “Journal of Family Planning and Reproductive Health Care” PCOS is a common hormonal disorder in women, marked by high androgen levels and often seen in 20% of women via ultrasound.
Herbal remedies like liquorice and aloe vera may help manage PCOS symptoms.
18 citations
,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Estrogen increases blood vessel growth factor production, while testosterone blocks this increase.
January 2017 in “대한피부과학회지” Minoxidil effectively improved hair loss in a teenage girl with androgenetic alopecia.
23 citations
,
September 2021 in “Frontiers in Cellular and Infection Microbiology” Testosterone's effects on COVID-19 are unclear and need more research.
September 2024 in “Health of Man” High uric acid can cause health issues, so managing it with lifestyle changes is important.
December 2022 in “Urology Herald” Hormonal status from androgen deprivation therapy may affect COVID-19 severity in men.