9 citations
,
November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
41 citations
,
October 2000 in “Dermatologic clinics” Better hair care products are needed to protect against grooming and chemical damage.
1 citations
,
January 2013 in “Pediatric Annals” The girl's thin hair was due to loose anagen syndrome, not other hair loss types.
1 citations
,
April 2013 in “Pakistan Journal of Biological Sciences” Hair coloring, waving, and ironing cause more hair damage than not using these treatments.
6 citations
,
December 2015 in “Journal of Dermatological Case Reports” Intradermal testing can better detect corticosteroid allergies than patch testing.
February 2020 in “Definitions” Botanical lotion CG428 may help regrow hair and reduce scalp inflammation in chemotherapy patients.
15 citations
,
May 2017 in “Journal of Cellular Biochemistry” The hairless protein is important for skin, hair, and may influence cancer development.
November 2024 in “International Journal of Cosmetic Science” Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
27 citations
,
August 2021 in “Journal of Autoimmunity” Human dermal γδT-cells respond to stress in hair follicles, contributing to hair loss.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
24 citations
,
May 2006 in “Journal of Investigative Dermatology” Chronic contact eczema may help hair regrowth in alopecia areata by reducing certain immune cell movement.
12 citations
,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
Hair fibers degrade and change color in very basic water.
15 citations
,
December 2018 in “International journal of environmental research and public health/International journal of environmental research and public health” EGCG may help treat alopecia areata by blocking certain immune responses and reducing specific harmful immune cells.
April 2003 in “Journal of Cutaneous Medicine and Surgery” Some treatments work better for different types of hair loss, and nutrients like iron and L-lysine are important for preventing hair loss.
12 citations
,
May 2013 in “International Journal of Dermatology” Ethosomes improve black tea extract absorption in hair dye.
June 2013 in “Institutional Repositories DataBase (IRDB)” Glechoma hederacea extract may help promote hair growth and treat baldness.
1 citations
,
October 2000 in “Journal of Investigative Dermatology” The Thr1022Ala variant in the hairless gene is not a disease-causing mutation.
December 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Redheaded people have higher levels of a vitamin D precursor, suggesting red hair may be an adaptation for better vitamin D synthesis in areas with less sunlight.
January 2008 in “Chinese Journal of Aesthetic and Plastic Surgery” Hair-derived material is safe and effective for skin filling.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
2 citations
,
October 2006 in “International Journal of Dermatology” Excessive blow-drying can cause "bubble hair," leading to hair loss and fragility, but improves when heat use is reduced.
33 citations
,
March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
January 2026 in “Medicine” Hejie Shengfa Decoction may help treat alopecia areata by promoting hair growth and reducing inflammation, but more safety studies are needed.
January 2019 in “Springer eBooks” Some chemicals and drugs can cause hair loss, which usually grows back after stopping the treatment.
54 citations
,
January 1980 in “Dermatology” 17α-estradiol lotion can reduce hair loss but doesn't promote new hair growth.
November 2011 in “Journal of Investigative Dermatology” TRH in hair follicles can influence hair color by increasing melanin.
12 citations
,
March 2000 in “Clinical Chemistry” Chronic DHEA supplementation slightly increases testosterone in hair but stays within safe limits.
January 2009 in “Journal watch” The treatment helped some patients with severe hair loss regrow hair.
7 citations
,
January 1995 Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.