9 citations
,
September 2019 in “Journal of clinical sleep medicine” Vitamin B12 deficiency can rarely cause excessive daytime sleepiness.
3 citations
,
November 2022 in “Experimental dermatology” Melatonin may inhibit melanoma growth and has potential as a cancer therapy aid, but its effects on human skin pigmentation need more research.
26 citations
,
December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
January 2024 in “Biology of sex differences” Dihydrotestosterone makes arteries stiffer in female mice by reducing estrogen receptor expression.
69 citations
,
May 2016 in “General and Comparative Endocrinology” External factors can significantly affect hair cortisol levels, so it's not always a reliable stress marker.
20 citations
,
February 1994 in “In vitro cellular & developmental biology. Animal” Wool follicles can grow in a lab with the right nutrients and conditions.
January 2026 in “Nutrients” Probiotics may help improve depression in women with PCOS.
5 citations
,
August 2022 in “Psychology Research and Behavior Management” Hair loss in South Saudi Arabia adults often harms quality of life and leads to depression.
4 citations
,
September 2003 in “Livestock Production Science” Epidermal growth factor reduces hair growth, but cortisol does not.
June 2025 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Herbal remedies may help with hair loss but need more research.
10 citations
,
December 2016 in “Asian Journal of Psychiatry” Sheehan's syndrome can sometimes cause psychosis.
5 citations
,
November 2021 in “Pediatrics in review” The document concludes that thyroid disorders in children require specific treatments and monitoring, and educational resources are available for further information.
January 2026 in “International Journal of Molecular Sciences” Lifestyle changes and environmental strategies can help address declining testosterone levels.
September 2024 in “Frontiers in Neuroendocrinology” 5-alpha reductase inhibitors may help protect the brain and gut in Parkinson's disease.
January 2019 in “Frontiers in neurology” A nutrition program improved a young woman's concussion symptoms.
8 citations
,
November 2019 in “Tissue Engineering Part A” Functionalized collagen scaffolds applied prenatally greatly improve skin regeneration.
3 citations
,
August 2024 in “Frontiers in Endocrinology” Thyroid issues can cause alopecia areata.
3 citations
,
February 2002 in “The American journal of psychiatry” Stopping birth control pills may have triggered a manic episode in a woman with HAIR-AN syndrome.
December 2025 in “IntechOpen eBooks” BMI is not enough for assessing obesity in women; use more personalized tools.
May 2025 in “Veterinary Medicine and Science” Melatonin improved reproductive function in male Pomeranian dogs with Alopecia X, but more research is needed.
November 2024 in “Frontiers in Medicine” Cirrhosis affects quality of life with various symptoms, requiring a holistic, multidisciplinary approach for management.
September 2021 in “Journal of skin and stem cell” Lactium, a milk protein, can help reduce symptoms of skin disorders linked to stress and anxiety without side effects.
May 2020 in “International journal of molecular biology” Mutations in the AR gene cause hair thinning and loss.
133 citations
,
July 1994 in “Journal of Dermatological Science” Human hair growth can be influenced by certain growth factors and has specific metabolic needs.
76 citations
,
July 2009 in “Neuroscience” Neurosteroids like allopregnanolone help control cell death and growth in the developing fetal brain.
18 citations
,
April 2009 in “Journal of Chromatography A” Detecting steroid esters in cattle hair is inconsistent and influenced by sampling factors.
15 citations
,
April 2021 in “Annals of Translational Medicine” Facial gender surgery techniques focus on forehead and hairline changes for accurate results.
May 2026 in “Premier journal of science.” Future treatments for hair loss may focus on personalized and regenerative approaches.
November 2024 in “Revista de Investigación y Educación en Ciencias de la Salud (RIECS)” A 7-year-old girl developed early pubic hair growth without other puberty signs, diagnosed as isolated premature pubarche.
35 citations
,
January 2024 in “BioMolecular Concepts” Lifestyle changes, exercise, and antioxidants can help manage polycystic ovary syndrome.