September 2025 in “SKIN The Journal of Cutaneous Medicine” Isotretinoin can cause hair loss, and reducing the dose or using supplements like vitamin D and iron may help.
July 2003 in “Journal of Cutaneous Medicine and Surgery” Certain drugs can cause lupus, stopping these drugs is the main treatment. NB-UVB phototherapy clears psoriasis faster when applied three times a week. Monoclonal antibodies and oral pimecrolimus are effective in treating psoriasis. Smoking and drinking are linked to psoriasis in men. No direct link between low iron and hair loss was found. Vaccines are effective against genital herpes and human papillomavirus type 16.
211 citations
,
April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
56 citations
,
May 2017 in “Nature Cell Biology” Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
20 citations
,
January 2015 in “Current problems in dermatology” Graying hair happens due to aging and might be delayed by new treatments.
116 citations
,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
159 citations
,
October 2015 in “Science Advances” Blocking JAK-STAT signaling can lead to hair growth.
28 citations
,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
1 citations
,
January 2017 in “Elsevier eBooks” The document concludes that new treatments for hair loss may involve a combination of cosmetics, clinical methods, and genetic approaches.
September 2023 in “Nature communications” Alk1 in specific cells is crucial for proper nerve branching and hair function.
10 citations
,
June 2016 in “Wound Repair and Regeneration” The microenvironment, especially mechanical forces, plays a crucial role in hair growth and could lead to new treatments for hair loss.
314 citations
,
April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
260 citations
,
June 2011 in “Cell” Wnt signaling is crucial for pigmented hair regeneration by controlling stem cell activation and differentiation.
89 citations
,
September 2010 in “Annual Review of Genomics and Human Genetics” The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
88 citations
,
July 2019 in “International Journal of Molecular Sciences” Using human fat tissue derived stem cells in micrografts can safely and effectively increase hair density in people with hair loss.
67 citations
,
July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
18 citations
,
November 2014 in “Journal of Agricultural and Food Chemistry” Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.
15 citations
,
February 2021 in “Scientific Reports” A specific group of stem cells can help regenerate hair continuously.
12 citations
,
March 2021 in “Molecules” Cedrol Nanoemulsion was found to be more effective at promoting hair growth than traditional treatments and had better bioavailability.
10 citations
,
November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
10 citations
,
October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
9 citations
,
June 2021 in “Nutrients” Fisetin in fruits and vegetables helps hair growth in mice.
6 citations
,
August 1991 in “Pediatric Clinics of North America” The document concludes that various hair and scalp disorders in children have specific treatments and proper diagnosis is essential.
127 citations
,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
64 citations
,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
3 citations
,
February 2019 in “Journal of Cosmetic Dermatology” The effects of estrogen on human scalp hair growth are unclear and need more research.
19 citations
,
July 2012 in “Biotechnic & Histochemistry” Less AgNOR protein production is linked to hair loss.
13 citations
,
June 2020 in “Stem Cells International” A substance from a specific gel helped to grow hair effectively in mice, suggesting it could potentially be used to treat hair loss in humans.
September 2016 in “Journal of dermatological science” The OVOL1-OVOL2 axis is important for hair follicle differentiation and can help diagnose certain hair-related tumors.