72 citations,
September 1997 in “Dermatologic Surgery” Careful planning and patient counseling can lead to excellent hair transplant results, often in one or two sessions.
67 citations,
April 2018 in “JAMA Dermatology” Hair loss from hormone therapy in breast cancer patients can be improved with minoxidil treatment.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
April 2024 in “Skin research and technology” Adding stromal vascular fraction to platelet-rich plasma injections did not significantly improve hair growth in androgenetic alopecia treatment.
September 2022 in “International Journal of Trichology” Trichoscopic measurements help determine the severity of female pattern hair loss.
25 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.
September 2024 in “Journal of the American Academy of Dermatology” Dermatologists can detect smaller hair density changes than previously thought.
September 2023 in “Journal of the American Academy of Dermatology” Dermatologists can accurately detect smaller differences in hair density than previously thought.
31 citations,
June 2001 in “PubMed” TrichoScan accurately measures hair growth and showed improved hair counts and thickness after finasteride treatment.
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.
3 citations,
January 2021 in “Hair transplant forum international” The Hair Diameter Index (HDI) was created to help plan hair restoration surgery after finding that visual hair density is linked to hair count and thickness, not volume.
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.
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.
September 2013 in “Daehan hwajangpum hakoeji/Daehan hwa'jangpum haghoeji” Shampoo with ginseng helped improve hair thickness, density, growth, and reduced hair loss.
19 citations,
February 2013 in “The American Journal of Dermatopathology” Nonscarring alopecia has higher hair density than scarring alopecia, and hair density can help diagnose the type of alopecia.
41 citations,
July 2002 in “Clinical and Experimental Dermatology” Effective hair loss assessment requires a mix of precise measurement methods.
6 citations,
May 2020 in “Molecules/Molecules online/Molecules annual” Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.
9 citations,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
24 citations,
November 2013 in “British Journal of Dermatology” Chemotherapy causes hair loss starting soon after treatment begins and recovers about 3 months after ending, while tamoxifen does not significantly affect hair growth.
68 citations,
March 2018 in “Biomaterials” Tiny needles with valproic acid can effectively regrow hair.
23 citations,
June 2018 in “Facial Plastic Surgery” Platelet-Rich Plasma (PRP) is a low-risk treatment for Androgenic Alopecia (AGA) that generally improves hair count or density, but more research is needed for optimization.
January 2019 in “Research Square (Research Square)” The trial will test if YH0618 granule prevents hair loss in breast cancer patients during chemotherapy.
July 2012 in “British Journal of Dermatology” Women generally want more hair volume, which becomes a concern around menopause due to hair loss.
September 2023 in “Medical & Clinical Case Reports Journal” Platelet-Rich Plasma (PRP) may increase hair density and thickness in Androgenetic Alopecia, but it's not significantly better than a placebo.
August 2018 in “Journal of The American Academy of Dermatology” Aging significantly affects the hair and scalp of nonbalding Caucasian women, with changes that differ from male pattern baldness.
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.
January 2022 in “Italian journal of dermatology and venereology” The new treatment improved hair growth and thickness in people with hair loss.
39 citations,
November 2017 in “Journal of The American Academy of Dermatology” The document suggests using standardized methods to track and measure hair loss in alopecia areata, including patient self-assessment and a 50% improvement in specific scores as a treatment goal.
Injectable PRF therapy may help with hair growth and skin rejuvenation, but more research is needed.