64 citations
,
July 1997 in “Journal of The American Academy of Dermatology” Finding eosinophils near hair bulbs helps diagnose alopecia areata.
61 citations
,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
57 citations
,
September 2005 in “International Journal of Dermatology” Frequent use of chemical hair relaxants is linked to increased scarring hair loss in Nigerian women.
49 citations
,
June 2003 in “European journal of cardiovascular prevention & rehabilitation” Hair loss in middle-aged women is often linked to insulin resistance and a family history of hair loss, particularly from their fathers.
49 citations
,
March 2004 in “Journal of Investigative Dermatology” The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.
46 citations
,
July 2008 in “Dermatologic Therapy” A scale was made to measure hair loss severity in African American women.
44 citations
,
November 1998 in “Australasian Journal of Dermatology” Accurate diagnosis is key for treating different kinds of hair loss, and immune response variations may affect the condition and treatment results.
38 citations
,
July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
36 citations
,
December 2021 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Two drugs, ritlecitinib and brepocitinib, improved scalp hair loss condition markers.
36 citations
,
January 2015 in “Dermatology” Bimatoprost was found to be safer and more effective than mometasone furoate for treating scalp hair loss.
31 citations
,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
28 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.
27 citations
,
January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
26 citations
,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
25 citations
,
August 2010 in “Acta Biomaterialia” Researchers developed a method to grow hair follicle cells for transplantation using a special chip.
25 citations
,
June 2022 in “Developmental cell” Overactivating Hedgehog signaling makes hair follicle cells in mice grow hair faster and create more follicles.
21 citations
,
March 2020 in “Journal of lasers in medical sciences” Diode laser hair removal is effective and safe, but side effects vary by ethnicity and treatment number.
20 citations
,
July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.
16 citations
,
January 2002 in “Dermatology” Early baldness is noticed due to both reduced hair density and thinner hair shafts.
16 citations
,
December 2012 in “The Clinical Journal of Pain” Chronic scalp pain in trichodynia involves both body-wide and localized increased pain sensitivity.
14 citations
,
January 2015 in “Skin appendage disorders” Misdiagnosis of LPP in AGA patients can cause hair transplant issues.
14 citations
,
January 2015 in “Current problems in dermatology” Female pattern hair loss treatments vary in effectiveness and may have side effects.
11 citations
,
July 2017 in “Regenerative Medicine” The patch assay can create mature hair follicles from human cells and may help in hair loss treatments.
7 citations
,
October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.
6 citations
,
April 2025 in “Food Bioscience” Fish scale collagen peptide speeds up wound healing effectively.
5 citations
,
March 2000 in “PubMed” The study found that using polyamide synthetic hair for implants is generally safe and gives good results with proper medical follow-up.
5 citations
,
February 2013 in “PubMed” An 11-year-old girl's hair loss was caused by a Cladosporium fungal infection, which was cured with itraconazole treatment.
4 citations
,
January 2015 in “Experimental Dermatology” Human hair follicle dermal cells can help repair damaged hair follicles.
4 citations
,
April 2001 in “European journal of cancer” Scalp cooling prevented hair loss in half of the patients, despite significant side effects.