November 2023 in “Frontiers in cell and developmental biology” Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.
January 2016 in “Research Explorer (The University of Manchester)” Activating the Eda/Edar pathway improves wound healing by enhancing hair follicle growth.
April 2024 in “Journal of wildlife diseases” Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.
January 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Mothers have more hair proteins than their children, with age-related differences in protein patterns, and some proteins in hair could indicate early childhood development.
2 citations
,
August 2020 in “Natural Product Communications” A mix of Platycladus orientalis leaf extract and alpha-terpineol helps mice grow hair by increasing growth factors and cell growth.
224 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
42 citations
,
March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
16 citations
,
December 2006 in “Expert Review of Dermatology” Hair follicles are essential for skin health, aiding in hair growth, wound healing, and immune function.
9 citations
,
August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
1 citations
,
January 2017 in “Springer eBooks” Hair follicles are important for drug delivery through the skin, but better methods are needed to understand and improve this process.
1 citations
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July 2005 in “Drugs and the pharmaceutical sciences” Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.
March 2026 in “Frontiers in Medicine” Different types of alopecia cause hair loss due to immune system issues, with some allowing regrowth and others causing permanent loss.
December 2024 in “Frontiers in Veterinary Science” Dorper sheep's wool shedding is linked to specific genes and pathways, which may help understand human hair growth.
September 2023 in “International journal of Unani and integrative medicine” Hair loss patterns are linked to temperament and can help diagnose it.
59 citations
,
November 2018 in “Psychoneuroendocrinology” Lower levels of certain brain chemicals are linked to worse PTSD symptoms in men.
46 citations
,
March 2019 in “Journal of Pineal Research” Melatonin improves cashmere goat hair growth and quality by increasing antioxidants and reducing cell death.
40 citations
,
April 2013 in “Dermato-endocrinology” People with chronic Alopecia Areata often have lower vitamin D levels.
23 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” FPHL causes hair loss in women due to genetics and hormones; minoxidil and anti-androgens are treatments, and early intervention is advised.
4 citations
,
May 1989 in “Journal of the Royal Society of Medicine” Crohn's disease can cause hair loss before other symptoms appear.
108 citations
,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
44 citations
,
January 2013 in “International Journal of Trichology” Finasteride 5 mg/day effectively treats hair loss in postmenopausal women without hyper-androgenism.
26 citations
,
April 2007 in “Journal of pediatric gastroenterology and nutrition” A teenage girl with high androgen levels and PCOS developed a rare liver tumor, suggesting a possible link between high androgens and the tumor's growth.
17 citations
,
October 2012 in “Dermatologic clinics” Treating excessive hair in women requires a holistic approach, including medical, aesthetic, and emotional support.
1 citations
,
March 2021 in “Journal of Dermatology Research and Therapy” Women with cicatricial hair loss may have a higher risk of hypertension.
July 2022 in “World Journal of Advanced Research and Reviews” Piptadeniastrum africanum and Cordia plathytyrsa can increase testosterone without major metabolic changes, but may affect triglycerides and creatinine.
147 citations
,
April 1994 in “Drug Safety” Some drugs can cause hair loss or increase hair growth, but these effects are usually reversible when the drug is stopped.
1 citations
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May 2017 in “InTech eBooks” Some natural remedies may help with hair regrowth, but more research is needed to confirm their effectiveness and safety.
October 2025 in “Records of Natural Products” Kaempferol promotes hair growth and could be a natural treatment for hair loss.
20 citations
,
July 2009 in “Journal of Pediatric and Adolescent Gynecology” Quick treatment of hair disorders in teenage girls is important because of the emotional effects.
November 2025 in “Frontiers in Animal Science” A new model accurately predicts water intake in hair sheep using dry matter intake.