23 citations
,
July 1989 in “Postgraduate medical journal” Spironolactone did not make hair thinner in women with excess hair growth.
December 2024 in “Skin Appendage Disorders” Traction alopecia reduces hair density and thickness; proper hair care can help prevent it.
April 2011 in “Global journal of health science” Aldactone effectively reduces hair thickness in women with excessive hair growth, both alone and with other treatments.
March 2021 in “British Journal of Dermatology” PRP helps hair regrowth and thickness.
April 2011 in “Global journal of health science” Spironolactone effectively makes hair shafts thinner in women with excessive hair growth.
16 citations
,
January 1989 in “Springer eBooks” Cyproterone acetate effectively treats female hair loss by increasing healthy hair and decreasing unhealthy hair, but doesn't change hair thickness.
20 citations
,
April 2009 in “Fertility and Sterility”
15 citations
,
May 1989 in “PubMed” Psoriasis on the scalp causes smaller oil glands and thinner hair but doesn't lead to 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.
25 citations
,
August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
16 citations
,
October 2012 in “British Journal of Dermatology” Chemotherapy can cause significant hair thinning and changes in hair texture, while tamoxifen has a smaller effect.
3 citations
,
April 2021 in “Journal of Cosmetic Dermatology” The micrometer caliper is a reliable tool for measuring hair diameter for FUE surgery.
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 2022 in “International Journal of Trichology” Trichoscopic measurements help determine the severity of female pattern hair loss.
90 citations
,
January 2009 in “Journal of cosmetic and laser therapy” Low-level laser therapy might help hair growth, but more research is needed.
17 citations
,
February 2018 in “Journal of Cosmetic and Laser Therapy” The QR 678 hair growth treatment was safe and effective for hair regrowth in men and women.
14 citations
,
April 2020 in “Journal of Cosmetic Dermatology” QR678 treatments were more effective and comfortable for male hair loss than PRP treatments.
5 citations
,
July 2010 in “Journal of life sciences” Gray hair has more continuous medullation and a higher medullary diameter than black hair.
March 2026 in “The Korean Society for Veterinary Nursing” Eremochloa ophiuroides extracts may effectively promote hair growth like minoxidil.
January 2026 in “The FASEB Journal” The trial aims to test a new treatment for hair loss in young men using stem cell-derived vesicles.
September 2025 in “Dermatology and Therapy” The treatment improved hair growth and was well-received without side effects.
April 2025 in “Journal of Cosmetic and Laser Therapy” QR678 Neo® improves hair transplant success and hair regrowth.
January 2025 in “International Journal of Dermatology” Afro-textured hair in indigenous South Africans has lower density and unique features, needing specific evaluation standards.
January 2025 in “Archivio istituzionale della ricerca (Alma Mater Studiorum Università di Bologna)” Skin patting and iontophoresis with dutasteride gel improved hair growth in people with androgenetic alopecia.
April 2018 in “Journal of Investigative Dermatology” IL-17C is important in inflammatory skin diseases and could be a target for treatment.
The document concludes that measuring hair density, shaft diameter, growth rate, and anagen:telogen ratio is important for assessing hair growth treatments.
January 2026 in “International Journal of Peptide Research and Therapeutics” Collagen supplements improve hair health and are safe.
43 citations
,
August 2013 in “Pediatric Dermatology” Trichoscopy is good for diagnosing and monitoring hair and scalp problems in children but needs more research for certain conditions.
4 citations
,
September 2012 in “Journal of Nanoscience and Nanotechnology” Dermoscopy helps dermatologists diagnose different types of hair loss accurately without always needing a biopsy.
2 citations
,
July 2022 in “Frontiers in Medicine” Combining minoxidil with microneedling or spironolactone is more effective for female hair loss than using minoxidil alone.