December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
21 citations
,
October 2009 in “Biochemical Engineering Journal” Stem cell therapy is a promising approach for hair regrowth despite potential side effects.
18 citations
,
April 2013 in “Inflammatory Bowel Diseases” People with Inflammatory Bowel Disease often lose hair due to stress, medication side effects, or lack of nutrients, and treatment depends on the specific cause.
11 citations
,
December 2014 in “Clinical Obstetrics and Gynecology” Obstetrician/gynecologists can diagnose and manage female hair loss with careful history taking and examination.
2 citations
,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
1 citations
,
October 2013 Different ectodermal organs like hair and feathers regenerate differently, with specific stem cells and signals involved in their growth and response to the environment.
May 2026 in “International Journal of Drug Delivery Technology” Herbs like hibiscus, onion, and aloe vera may help hair growth and are good alternatives to conventional treatments.
Non-invasive methods can effectively diagnose and manage alopecia areata.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
2 citations
,
May 2001 in “Current problems in dermatology” The conclusion is that effectively treating hair disorders is difficult due to the complex factors affecting hair growth and more research is needed to improve treatments.
134 citations
,
December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
Ruxolitinib cream shows promise for vitiligo, and early melanoma diagnosis is crucial.
January 2008 in “Springer eBooks” Thyroid disease can cause hair loss and treating thyroid problems might help with hair disorders.
68 citations
,
June 2005 in “Expert Opinion on Therapeutic Targets” Oestrogens help maintain healthy skin, heal wounds, and may protect against skin aging and cancer.
November 2025 in “Archives of Dermatological Research” Limelight (CB-EVs) safely promotes hair growth.
40 citations
,
December 2011 in “British Journal of Dermatology” Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.
30 citations
,
May 2010 in “British Journal of Dermatology” Intermediate hair follicles are a better model for studying hair growth and testing hair loss treatments.
3 citations
,
April 2015 in “American journal of biomedical sciences” Androgens play a key role in hair growth and disorders like baldness and excessive hairiness.
March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing a specific gene in certain skin cells causes hair loss on the body by disrupting normal hair development.
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.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
53 citations
,
October 2012 in “The FASEB Journal” Bimatoprost, a glaucoma medication, may also help treat hair loss.
40 citations
,
January 2016 in “PLoS ONE” Shorter daylight increases hair growth in Cashmere goats.
23 citations
,
April 2010 in “Clinical, cosmetic and investigational dermatology” Bimatoprost ophthalmic solution 0.03% safely and effectively increases eyelash growth when applied to the upper eyelid.
13 citations
,
August 2016 in “Medical Hypotheses” Hair characteristics might be early signs of Type 2 Diabetes and could help with early prevention.
March 2013 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Hormones significantly affect hair growth and loss, with potential for new treatments.
26 citations
,
April 1999 in “Dermatologic Clinics” The long-pulsed alexandrite laser is effective for hair reduction, particularly for light-skinned individuals with dark hair, but caution is needed for darker skin.
March 2014 in “Medicina cutánea ibero-latino-americana” Melatonin applied to the scalp helps increase hair density in people with early hair loss.