42 citations
,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.
83 citations
,
February 1977 in “PubMed” Increasing light exposure in winter can make mares ovulate and cycle earlier.
153 citations
,
October 2007 in “Cell Stem Cell” New research suggests that skin cell renewal may not require a special type of cell previously thought to be essential.
January 2010 in “China Animal Husbandry & Veterinary Medicine” RORs may influence cashmere growth cycles.
189 citations
,
January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
176 citations
,
January 2013 in “Proceedings of the National Academy of Sciences” BMP and Wnt signaling balance controls hair follicle stem cell activity and hair growth.
122 citations
,
October 2010 in “Clinica Chimica Acta” Washing hair with water or shampoo lowers cortisol levels in hair.
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.
50 citations
,
November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.
32 citations
,
September 1996 in “Archives of Dermatological Research” 18 citations
,
March 2023 in “Molecular Therapy — Nucleic Acids” Mechanical stimuli and CCL2 can help regenerate hair follicles in adult mice.
14 citations
,
October 2021 in “Journal of Pediatric and Adolescent Gynecology” In teens with Polycystic Ovary Syndrome and obesity, issues related to metabolism, skin, and mental health are common, and a clinic with various specialists can provide care for most of these problems.
10 citations
,
August 2022 in “Journal of clinical sleep medicine” Transgender youth have more sleep disorders, but gender-affirming therapy may help reduce them.
8 citations
,
August 2015 in “Endocrine” 6 citations
,
September 1996 in “Archives of Dermatological Research”
4 citations
,
May 2022 in “Future Journal of Pharmaceutical Sciences” Melatonin-loaded microemulsion could be a promising treatment for hair loss.
3 citations
,
January 2024 in “Frontiers in Endocrinology” Androgens can affect glucocorticoid signaling in specific mouse brain areas.
3 citations
,
December 2017 in “Journal of Psychiatric Research” Hair samples can't reliably detect hypercortisolism in anorexia nervosa patients.
2 citations
,
June 2021 in “Medicine” High levels of cortisol in hair are linked to a greater risk of brain aneurysm rupture.
1 citations
,
October 2024 in “Canine Medicine and Genetics” The MLPH gene is not linked to seasonal hair loss in Rhodesian Ridgeback dogs.
1 citations
,
April 2024 in “Skin research and technology” Topical rosuvastatin and melatonin creams significantly reduce psoriasis severity and are safe.
1 citations
,
January 2016 in “Journal of Headache & Pain Management” Discontinuing topical minoxidil can resolve headaches and dizziness.
November 2025 in “Psychoneuroendocrinology” Hair proteomics could be a useful, non-invasive tool for identifying stress-related disorders.
November 2025 in “DOAJ (DOAJ: Directory of Open Access Journals)” Insomnia may increase alopecia areata risk, but more research is needed.
May 2025 in “Veterinary Medicine and Science” Melatonin improved reproductive function in male Pomeranian dogs with Alopecia X, but more research is needed.
May 2024 in “Cell proliferation” Melatonin helps hair grow by activating a specific signaling pathway.
May 2024 in “Journal of Advanced Research” Communication between blood vessel and hair follicle cells decreases with age, affecting hair growth and blood vessel formation.
February 2023 in “Journal of Drugs in Dermatology” Melatonin may help improve hair growth in people with certain types of hair loss.
September 2021 in “Physiology News” The Future Physiology 2021 conference was successful in providing networking and learning opportunities for early career physiologists online.
January 2021 in “Figshare” Melatonin helps Cashmere goat hair follicles grow by affecting stem cell signals and the surrounding microenvironment.