29 citations
,
March 2008 in “Dermatologic Surgery” This study developed a prototype device that suggests potential for diagnosing changes in hair quantity, diameter, and density, though formal clinical studies are needed to confirm these findings.
15 citations
,
January 2012 in “International journal of trichology” This study found that the HairCheck® device, demonstrating high correlation between its Hair Mass Index and hair characteristics such as strand number and diameter, may be an effective tool for assessing hair mass changes in alopecia patients.
7 citations
,
January 2013 in “Supportive care in cancer” In this study, cross-section trichometry was found to be a precise method for measuring hair loss in chemotherapy patients, but marking the measurement site on the scalp is not always necessary.
2 citations
,
July 2008 in “Dermatologic Surgery” This study suggests that a prototype device may accurately measure hair quantity, diameter, and density in balding patients, potentially aiding in diagnostic assessments, though formal clinical studies are needed to confirm its effectiveness.
This study evaluated the accuracy of the HairCheck device, a cross-section trichometer, and concluded that it effectively measures changes in hair diameter and density for assessing alopecia progression and treatment response.
13 citations
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January 2012 in “Dermatologic surgery” This study found that the cross-section trichometer is a promising tool for measuring hair mass index with high reproducibility, suggesting potential clinical and research applications.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
February 2013 in “Journal of the American Academy of Dermatology” This study found that certain polymorphisms in EGF and EGFR genes may increase susceptibility to alopecia areata in the Korean population, and these genetic variations could be associated with specific symptoms such as nail involvement and body hair loss.
2 citations
,
February 2013 in “Journal of The American Academy of Dermatology” This study found that the cross-section trichometer (HairCheck device) can accurately and sensitively measure hair mass index changes, offering a convenient tool for assessing hair density and diameter in patients with alopecia.
January 2015 in “Hair therapy & transplantation” This review updates on various methods for hair and scalp examination, encompassing non-invasive, semi-invasive, and invasive techniques, and reports no new results.
November 2008 in “Medical & surgical dermatology” This study reports that a prototype device may accurately measure changes in hair quantity, diameter, and density in patients with balding by assessing the cross-sectional area of hair bundles.
97 citations
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January 2005 in “Wear” In this study, the researchers measured and discussed the friction and wear properties of various hair types against synthetic skin and other hair, finding variations based on factors like ethnicity, hair condition, and environmental conditions.
1 citations
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March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, a new leave-on hair treatment with Dynagen and zinc salts significantly increased hair growth rate, fibre diameter, and follicle strength in healthy women.
November 2021 in “Austin therapeutics” This review discusses the impact of chemotherapy-induced alopecia on cancer patients, the current use of scalp cooling for prevention, and potential future treatments, but presents no new clinical results.
Follicular unit grafting is a procedure used to treat hair loss, where small hair grafts are placed into the scalp, with future treatments likely to involve smaller incisions and cell-based therapies.
38 citations
,
January 2015 in “Journal of Cosmetic Dermatology” This study found that a 6-month supplementation with omega 3, omega 6, and antioxidants significantly improved hair density and reduced hair loss in women with female pattern hair loss.
32 citations
,
November 2012 in “Aesthetic Surgery Journal” This article reviews advancements in hair restoration, highlighting improvements in surgical techniques and patient satisfaction, but reports no new clinical results.
9 citations
,
March 2020 in “Dermatologic Surgery” This study found that both FUE and FUT methods are equally effective in producing high-quality hair grafts, with FUE offering the advantage of less noticeable scarring compared to FUT.
November 2025 in “Clinical Cosmetic and Investigational Dermatology” In this study, researchers suggest that digital microscopy using visible light could offer a more objective approach to diagnosing hirsutism by quantifying terminal hair, with future research needed to assess its usefulness in women with the condition.
62 citations
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February 2011 in “Expert review of dermatology” This review discusses the incidence, reversibility, and impact of chemotherapy-induced alopecia and concludes that scalp cooling is the most effective prevention method in most cases, though some questions remain.
25 citations
,
July 2017 in “Journal of Stomatology, Oral and Maxillofacial Surgery” This review suggests that PRP injections may be effective in promoting hair regrowth, reducing hair loss, and increasing hair thickness in patients with androgenic alopecia.
25 citations
,
May 2014 in “Facial Plastic Surgery” In this study, intradermal injections of autologous platelet-rich fibrin matrix significantly increased hair density in patients with androgenetic alopecia at 2 and 3 months after initial treatment.
4 citations
,
February 2018 in “Journal of Cosmetic Dermatology” This study found that platelet-rich plasma injections increased hair diameter in the treated Pakistani population, with significant improvements observed in both men and women.
3 citations
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October 2018 in “Skin appendage disorders” In this study, Spectral DNC-N® significantly reduced hair shedding and increased hair mass and density in women with early female pattern hair loss, with effects evident after 3 months and sustained through 6 months.
3 citations
,
May 2018 in “InTech eBooks” This review discusses the evaluation of animal models for hair research and regeneration, highlighting their importance and limitations, and calls for improved approaches to advance understanding of human hair diseases.
2 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” This review discusses unique anatomical features and management strategies for crown alopecia but reports no new clinical findings, focusing instead on surgical techniques for natural-looking results and optimal density.
1 citations
,
January 2018 in “Springer eBooks” The document concludes that scalp cooling and treatments like minoxidil can help manage hair loss from cancer therapy.
1 citations
,
May 2017 in “Asian journal of medical sciences” This study found that dietary supplementation with collagen, chondroitin sulfate, low-molecular weight hyaluronic acid, Pycnogenol®, and coenzyme Q10 significantly improved skin hydration, elasticity, nail hardness, and hair condition in patients with age-related dermatological changes after 12 weeks.
1 citations
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May 2016 in “Dermatologic Surgery” The document concludes that using a phototrichogram with a protractor and tapeline is a reliable and noninvasive way to measure hair loss.
February 2013 in “Journal of the American Academy of Dermatology” In this study, the HairCheck device was reported to accurately assess changes in hair density and diameter, suggesting its usefulness in monitoring alopecia progression and treatment response.