40 citations
,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
February 2008 in “Basic and clinical dermatology” Photographic imaging is crucial for documenting and managing hair loss, requiring careful preparation and standardization to be effective.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
15 citations
,
February 2003 in “British Journal of Dermatology” The study suggests computer-assisted analysis of scalp biopsies could improve hair loss diagnosis but needs more validation.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
29 citations
,
March 2008 in “Dermatologic Surgery” The Cross-section Trichometer is a new tool that can measure hair quantity and detect hair loss and growth.
63 citations
,
February 2003 in “Australasian Journal of Dermatology” Global photography and phototrichogram techniques are the best current methods for measuring hair growth.
June 1999 in “Proceedings of SPIE” The CO₂ laser is better for hair transplantation because it causes less damage than the Ho:YAG laser.
4 citations
,
January 2021 in “Dermatologic Therapy” AI is effective in diagnosing and treating hair disorders, including detecting hair loss and scalp conditions with high accuracy, but it should supplement, not replace, doctor-patient interactions.
November 2025 in “International Journal of Zoology and Applied Biosciences” New technologies like AI, robotics, and stem cells have made hair transplants more effective and natural-looking.
Finasteride and low-level laser therapy are similarly effective for frontal pattern hair loss.
1 citations
,
November 2022 in “Pharmaceutical research” The simulation showed that hypobaric pressure improves drug delivery through the skin, but stretching alone doesn't fully explain the increase.
5 citations
,
February 2015 in “Dermatologica Sinica” Computer-aided imaging system helps measure balding area in female pattern hair loss.
26 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings” TrichoScan effectively measures hair growth improvements in people using minoxidil.
2 citations
,
October 2015 in “The New England Journal of Medicine” The woman's surgery lowered her testosterone and improved scalp hair loss but did not change her excessive body hair.
41 citations
,
July 2002 in “Clinical and Experimental Dermatology” Effective hair loss assessment requires a mix of precise measurement methods.
5 citations
,
February 2011 in “Expert Opinion on Drug Discovery” We need better treatments for hair loss, and while test-tube methods are helpful, they can't fully replace animal tests for evaluating new hair growth treatments.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
The authors defended their methods for measuring hair density and caliber, emphasizing the need for consistent photography and manual counting for accuracy in evaluating hair loss treatments.
April 2024 in “Cosmetics” Microneedling improves skin and hair conditions by enhancing treatment absorption and stimulating growth factors.
41 citations
,
December 2008 in “International Journal of Dermatology” South Korean women with hair loss have lower hair density and thickness compared to healthy women.
September 2010 in “Advances in Dermatology and Allergology/Postępy Dermatologii i Alergologii” TrichoScan is reliable for counting and measuring hair density but may not accurately assess hair types in women with hair loss.
61 citations
,
April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
9 citations
,
January 2011 in “Skin Research and Technology” The new automatic tool accurately measures hair thickness and is reliable.
36 citations
,
January 1998 in “Journal of Dermatological Treatment” The questionnaire effectively measures men's perceived hair growth and can distinguish between different treatments and dosages.
83 citations
,
April 1999 in “Dermatologic Surgery” The research found that for a typical hair density, about 11 square centimeters of donor scalp is needed to get 800 hair grafts for transplantation.
4 citations
,
November 2011 in “Archives of Dermatology” The photographic method for measuring facial hair density is reliable and valid but needs further testing on different hair densities and skin colors.
45 citations
,
June 2004 in “Lasers in Medical Science” Intense pulsed light (IPL) is an efficient and safe method for hair removal, reducing hair by about 80%.
28 citations
,
October 1992 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” SIP is a better method for measuring hair growth accurately.
1 citations
,
September 2016 in “Springer eBooks” Sebum production varies by individual and is influenced by age, gender, and hormones, affecting skin and hair health.