13 citations
,
September 2020 in “Sensors” Hair follicles have a pH gradient, increasing towards the root.
29 citations
,
March 2011 in “The Journal of Nutritional Biochemistry” Eating isoflavone can help mice grow hair by increasing a growth factor.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
Hair microscopy is a useful and affordable way to diagnose hair disorders.
30 citations
,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Steroids, particularly estrogens and 5α-reductase inhibitors, affect blood vessel-related hair growth processes in hair follicle cells.
82 citations
,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
Afro-textured hair is more fragile and prone to certain scalp conditions, requiring careful treatment and more research for effective management.
January 2014 in “Journal of Pharmaceutical Negative Results” Liquorice and Indian jujube root extracts don't help in fighting male pattern baldness.
15 citations
,
December 2014 in “PLoS ONE” A mutation in the iRhom2 gene causes hairless mice due to abnormal hair follicle development.
1 citations
,
May 2002 in “Therapeutische Umschau” Children's hair diseases include compulsive hair-pulling, easily plucked hair, scalp fungal infections, and head lice, each requiring specific diagnosis and treatment.
January 2022 in “Clinical Cases in Dermatology” Some hair loss from medication may reverse after stopping the drug, but treatment options are limited and ongoing research is needed.
July 2025 in “Journal of Investigative Dermatology” Wearing a hijab doesn't cause hair loss, but how it's worn can lead to hair issues, and many affected women don't seek medical help.
February 2025 in “Dermatology and Therapy” Alopecia areata incognita causes sudden hair loss but usually improves with topical steroids.
January 2018 in “Elsevier eBooks” The document concludes that alopecia has various forms, each with specific treatments, but no definitive cure for certain types like CCCA has been proven.
8 citations
,
February 2023 in “Actas Dermo-Sifiliográficas” Dermatologists should learn trichoscopy to better diagnose hair loss conditions.
25 citations
,
February 2022 in “JAAD International” Some COVID-19 patients lose hair, with the most common type linked to male hormones and possibly increasing the risk of severe illness.
August 2024 in “Nutrients” Probiotics help reduce hair loss and increase hair growth in people with androgenic alopecia.
March 2014 in “Journal of The American Academy of Dermatology” Terbinafine 250 mg is the most effective treatment for fungal nail infections.
7 citations
,
December 2021 in “Journal of The American Academy of Dermatology” COVID-19 can cause hair loss starting as early as 18 days after infection.
4 citations
,
February 2021 in “International Journal of Women's Dermatology” Trichoscopy is a quick and reliable way to diagnose hair loss in women.
December 2023 in “Farmateka” Minoxidil is an effective and safe treatment for common hair loss when applied to the skin, but more research is needed for optimal use.
5 citations
,
December 2015 in “Dermatologic Therapy” Using a certain drug on the skin can help prevent hair loss caused by pulling on the hair.
1 citations
,
July 2006 in “American Journal of Psychiatry” Lamotrigine can cause hair loss.
26 citations
,
December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
May 2023 in “Experimental Dermatology” Male pattern hair loss may be linked to the developmental origins of hair follicles.
6 citations
,
October 2012 in “Pediatrics” Serenoa repens (saw palmetto) may cause side effects like hot flashes in children and needs more research for safety in pediatric use.
April 2019 in “Progress in Crystal Growth and Characterization of Materials” Hair grows like a crystal at a solid-liquid interface without cell division.
102 citations
,
July 2020 in “International journal of molecular sciences” Hormones like testosterone and estrogen significantly affect hair growth and structure.
124 citations
,
August 1990 in “British Journal of Dermatology” Diffuse alopecia in women may be related to androgens and iron deficiency, and basic hormone and nutrient screening is useful.