26 citations
,
January 2009 in “Annals of Dermatology” Two rare bald spots on the back of the scalp were found to be lupus, not alopecia areata.
3 citations
,
January 1981 Tight traditional hairstyles can cause hair loss.
July 2025 in “Journal of Investigative Dermatology” Miniaturized hair follicles in androgenetic alopecia show abnormal mitochondrial activity and damage.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
6 citations
,
January 2016 in “Annals of Dermatology” Human hair contains more glycosaminoglycans in children than adults, and these compounds decrease with age, possibly affecting hair thickness.
9 citations
,
January 2004 in “Journal of dermatological treatment” Rifampicin effectively treated tufted hair folliculitis with no relapse after one year.
December 2025 in “Journal of Investigative Dermatology” Immune system issues may contribute to female pattern hair loss.
Frontal hair in male pattern baldness shows reduced growth and thickness.
416 citations
,
September 1997 in “Journal of Investigative Dermatology” People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
24 citations
,
September 2002 in “Dermatologic Surgery” The place where hair is transplanted can affect its growth and survival rates.
September 2002 in “Dermatologic Surgery” The recipient site can affect the growth and survival of transplanted hair but not its thickness.
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.
53 citations
,
January 2007 in “Dermatology” Chemotherapy often causes patterned hair loss, with some scalp areas more resistant to hair loss than others.
46 citations
,
April 2009 in “Journal of Dermatological Case Reports” Researchers established normal hair and scalp characteristics for healthy women using trichoscopy.
24 citations
,
December 2011 in “Journal of The American Academy of Dermatology” Caucasian hair is denser, but Asian hair is thicker in female pattern hair loss patients.
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.
16 citations
,
June 2009 in “Dermatologic Surgery” A 17-year-old boy with Temporal Triangular Alopecia successfully grew new hair after a hair restoration surgery using follicular unit transplantation.
11 citations
,
May 1998 in “Child's nervous system” A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.
6 citations
,
January 2016 in “International Journal of Trichology” Taking 1 mg of finasteride daily could potentially treat rare hair conditions like Acquired Progressive Kinking of the Hair and whisker hair.
5 citations
,
June 2016 in “Dermatologic Surgery” Hair restoration for East Asians should consider their unique characteristics like head shape, hair thickness, and hair density, and use modified procedures and treatments to minimize scarring and maintain hair density.
December 2022 in “Cureus” Hormones significantly influence hair growth, with conditions like hirsutism and patterned hair loss linked to hormone levels; more research is needed for full understanding.
May 2017 in “Journal of the American Academy of Dermatology” Monilethrix is a rare, inherited condition causing fragile hair and hair loss, with no cure but some treatments may help.
November 2008 in “Facial Plastic Surgery” Hair restoration techniques have evolved from large punch grafts to microfollicular unit transplants, with future advancements potentially including hair cloning.
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.
28 citations
,
July 2011 in “Journal of Plastic Reconstructive and Aesthetic Surgery” A patient had skin tissue death at the hair removal site after a hair transplant, which was treated with surgery.
12 citations
,
September 1981 in “Acta Dermato Venereologica” Zinc supplements improved the girl's hair growth and thickness.
6 citations
,
January 2013 in “Genetics and Molecular Research” Women with hair loss have more androgen receptors in certain hair follicles.
May 2024 in “British journal of dermatology/British journal of dermatology, Supplement” Hair follicles in androgenetic alopecia age faster, especially in the front.
January 2022 in “Clinical Cases in Dermatology” Stress can cause temporary hair loss, which usually gets better after the stress is gone.
April 2007 in “Linchuang pifuke zazhi” TGF-β1 and 2 may play a role in hair loss in AGA.