10 citations
,
January 2004 in “Dermatologic Surgery” Storing hair follicles in special buffers with added protective substances can increase hair growth and reduce cell death.
January 2004 in “Dermatologic Surgery” Storing hair follicles in a special buffer with certain inhibitors can increase hair growth and improve transplant results.
52 citations
,
October 2004 in “Veterinary dermatology” Melatonin and mitotane treatment led to hair re-growth in 62% of dogs with Alopecia X, but this was not always linked to normal hormone levels.
1 citations
,
August 2020 in “British Journal of Dermatology” Caffeine may protect hair follicles from stress-related hair loss.
November 2025 in “International Journal of Innovative Research in Technology” Hormones significantly affect hair growth and loss, requiring personalized treatment.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
October 2023 in “Scientific reports” Dexamethasone affects hair growth by altering levels of proteins that either promote or inhibit hair follicle growth.
12 citations
,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
1 citations
,
January 1967 in “The BMJ” The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.
January 2026 in “Ankara Medical Journal” Pregnancy-related stress may cause hair loss in women in their third trimester.
22 citations
,
November 2007 in “Journal of Investigative Dermatology Symposium Proceedings” Hair growth and health are influenced by stress and hormones.
21 citations
,
November 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Telogen is an active phase with important biological processes, not a resting phase.
15 citations
,
October 2017 in “Dermatologic Clinics” New treatments for male hair loss show promise but need more research for safety and effectiveness.
8 citations
,
April 2023 in “Cureus” Stem cells could be a better treatment for hair loss by reactivating dormant hair follicles.
3 citations
,
May 2018 in “The Journal of the American Animal Hospital Association/Journal of the American Animal Hospital Association” Deslorelin implants successfully treated hair loss in two male Keeshonden dogs.
1 citations
,
February 2016 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” An 84-year-old woman's hair loss was due to a rare condition called Leydig cell hyperplasia, which was treated with surgery.
1 citations
,
October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
10 citations
,
September 2020 in “Metabolites” Hair color and length affect metabolite profiles in hair, so they should be considered in hair analysis.
159 citations
,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
68 citations
,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
39 citations
,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
37 citations
,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
29 citations
,
August 2017 in “Skin appendage disorders” IGF-1 may affect hair growth and loss, but more research is needed to confirm effective and safe treatments.
24 citations
,
February 2006 in “Chinese Medical Journal” Cultured dermal papilla cells can regenerate hair follicles and sustain hair growth.
22 citations
,
June 2002 in “Seminars in cutaneous medicine and surgery” Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.
20 citations
,
September 1978 in “International Journal of Dermatology” Hair growth is influenced by factors like genetics and nutrition, and more research is needed to understand hair loss and growth mechanisms.
16 citations
,
March 2008 in “International journal of pharmaceutics” Different factors like pH, gel type, and chemical enhancers affect how well hydrocortisone gets into hair follicles, and less hydrated skin doesn't work well with the test method.
15 citations
,
December 2007 in “Dermatologic Therapy” Hair transplantation has improved with techniques that increase graft survival and patient satisfaction for more natural results.
14 citations
,
March 2012 in “Lasers in Surgery and Medicine” A low-power, fast laser safely reduces hair with minimal pain and few side effects.