Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
227 citations,
January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
205 citations,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
52 citations,
December 2000 in “Archives of Dermatological Research” Scalp skin barrier affects hair loss; personalized treatments needed.
45 citations,
January 2015 in “Dermatology” Hair loss in secondary syphilis is more common than thought and can be reversed with antibiotics.
32 citations,
January 2006 in “Acta dermato-venereologica” SACUMAN, a rare condition causing hair loss without clear signs, is often misdiagnosed and needs scalp biopsies for accurate detection.
15 citations,
March 2016 in “The American Journal of Dermatopathology” Demodex mites rarely cause scalp infections leading to hair loss, but when they do, treatment is effective.
14 citations,
June 2019 in “BMC infectious diseases” A rare fungal infection on a child's scalp was successfully treated with antifungal medication.
7 citations,
August 2017 in “Annals of Plastic Surgery” The new Mercedes flap variant effectively closed medium-sized scalp defects in a single operation with good cosmetic results and no complications.
3 citations,
September 2019 in “European Medical Journal” Scalp sarcoidosis can cause hair loss and needs accurate diagnosis and treatment with specific medications.
2 citations,
December 2004 in “Medicine” Different hair and scalp disorders cause hair loss or excess hair growth, with various treatments available depending on the specific condition.
11 citations,
November 2015 in “Skin Research and Technology” Women's hair grows faster and thicker than men's, but hair growth slows for both genders with pattern hair loss.
1 citations,
July 2011 in “Journal of The American Academy of Dermatology” Iron deficiency is common in women regardless of hair loss, and treating it does not usually reverse hair loss.
November 2022 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone and excess hair in a woman, which was resolved after tumor removal.
27 citations,
May 2007 in “Archives of dermatological research” Diphencyprone treatment increases CD8 lymphocytes in the scalp, which is associated with hair regrowth in alopecia areata patients.
4 citations,
October 2018 in “Cell Stem Cell” Hox genes control hair growth patterns in mammals by regulating stem cell activity in the skin.
3 citations,
June 2013 in “The American Journal of Dermatopathology” A man with a birthmark on his scalp developed hair loss that improved with treatment, but the link between the birthmark and hair loss was unclear.
29 citations,
December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.
December 2023 in “JEADV Clinical Practice” A woman's hair grew back with baricitinib treatment, but she developed a temporary hairy tongue that was treated with regular tongue brushing.
Local flaps are effective for covering small to large scalp and forehead defects with good cosmetic results.
61 citations,
October 2011 in “Experimental dermatology” Scalp itching is common and hard to diagnose due to the complex nerve structure of the scalp.
30 citations,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
November 2023 in “Dermatologic therapy” The scalp serum reduced scalp discomfort and symptoms without affecting skin moisture loss.
66 citations,
January 2000 in “Dermatology” Dandruff is a common, winter-worsened scalp condition linked to inflammation and microorganisms, treatable with products like ketoconazole, and may affect hair loss.
42 citations,
March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
12 citations,
February 2014 in “Recent Patents on Inflammation & Allergy Drug Discovery” Shampoos have evolved into multifunctional products with patented innovations for different hair needs and can include medicinal herbs for hair and scalp health.
5 citations,
December 2021 in “Frontiers in Cell and Developmental Biology” Enzymes called PADIs play a key role in hair growth and loss.
3 citations,
April 2021 in “Berkala ilmu kedokteran/Journal of the medical sciences” A fungus called Epidermophyton floccosum can cause scalp infections.
3 citations,
January 2019 in “Journal of Cutaneous and Aesthetic Surgery” Scalp and beard hair survive best in hair transplants, but the procedure needs high skill and takes longer.