February 2021 in “Journal of pharmaceutical and biological sciences” No cure exists for alopecia areata, and treatments are personalized.
Low-level light therapy, possibly combined with other treatments, may become a leading hair loss treatment, while hirsutism often worsens with age and lacks preventive options.
January 2023 in “The Annals of african surgery” Hormone treatment before hypospadias surgery can increase penis size and reduce surgery complications.
185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
162 citations
,
April 2016 in “The Lancet Diabetes & Endocrinology” Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.
98 citations
,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
91 citations
,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
73 citations
,
March 2010 in “Food and Chemical Toxicology” Zizyphus jujuba essential oil can promote hair growth.
54 citations
,
July 2002 in “Clinical and Experimental Dermatology” DHT, a testosterone byproduct, causes male pattern baldness.
33 citations
,
January 2007 in “Pediatric dermatology” Hair thinning and loss in a girl with a rare metabolic disorder was linked to her condition.
30 citations
,
June 2022 in “Animals” Key genes, including KRT39 and KRT74, influence hair length in Inner Mongolia cashmere goats.
26 citations
,
February 2020 in “Frontiers in genetics” The CORT, FGF5, and CD36 genes are crucial for the cold weather adaptation of Yanbian cattle.
23 citations
,
July 2018 in “Journal of Cosmetic Dermatology” Chemotherapy caused hair loss with specific patterns, but most patients had hair regrowth after treatment, while some had lasting hair loss.
12 citations
,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
3 citations
,
October 2010 in “Dermatologic Surgery” The new surgical technique for vitiligo is effective, safe, and cost-efficient.
1 citations
,
May 2025 in “Animal Bioscience” Four genes affect hair follicle density in goats.
December 2024 in “Globus: an international journal of medical science, engineering and technology.” 10% dalandan peel oil promotes hair growth effectively.
Genetic analysis of rabbits identified key genes for traits like coat color, body size, and fertility.
October 2023 in “IJEM case reports” A 15-year-old girl with no menstrual period was diagnosed with a genetic condition that makes her body unable to respond to male hormones, leading to female characteristics despite having male genetic makeup.
June 2023 in “Journal of Pharmaceutical and Health Research” Caffeine hair tonic with 0.001% concentration was more effective in promoting hair growth on guinea pigs.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
March 2023 in “Journal of Veterinary Medicine and Animal Health” The fly larvae infestation caused severe skin damage and health issues in Kenyan dogs.
Hair test results can be misleading due to external contamination, so they shouldn't be used alone to assess long-term drug use.
September 2002 in “Fertility and sterility” Metformin can start ovulation and may lower 17P response in PCOS, but six months is too short to improve hair growth or change body fat distribution.
November 1919 in “The Journal of Hellenic Studies” The bronze head shows the high skill and beauty valued by ancient Greek sculptors.
Preventive measures during surgery can avoid hair loss complications.
October 2025 in “Animal Bioscience” Key genes linked to important traits in Chinese sheep and goats have been identified, but challenges remain in breeding improvements.
204 citations
,
October 1999 in “EMBO journal” Overexpression of activin A in mice skin causes skin thickening, fibrosis, and improved wound healing.
176 citations
,
August 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
162 citations
,
August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.