29 citations
,
May 2007 in “British Journal of Dermatology” Hair relaxers can cause lasting scalp damage and hair loss.
210 citations
,
May 2006 in “The FASEB journal” Oxidative stress causes hair to gray by damaging and killing pigment cells.
3 citations
,
January 2010 13 citations
,
March 2017 in “Skin Research and Technology” Formaldehyde damages curly hair more than glyoxylic acid.
Thicker hair resists fungal damage better, and hair color doesn't affect susceptibility.
May 2023 in “Hair transplant forum international” PRP helps heal wounds well, but its effectiveness for hair regrowth is less certain.
Hair care products can cause skin irritation and allergies.
1 citations
,
June 2021 in “Preprints.org” Hair relaxers and straighteners can be toxic to skin cells.
May 2022 in “British Journal of Dermatology” The girl's hair condition improved on its own in 24 months.
May 2026 in “Archives of Dermatological Research” Vitamin E and gamma-oryzanol protect hair from UV damage.
August 2022 in “Contact dermatitis” Severe allergic reactions to hair dye can trigger hair loss and may be linked to multiple sclerosis.
12 citations
,
October 2007 in “PubMed” Keratin helps protect and strengthen hair, reducing damage and color fading.
20 citations
,
January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
6 citations
,
January 2020 in “Elsevier eBooks” Nanoparticles could make hair dyes safer by reducing harmful effects.
June 2025 in “Clinical and Experimental Dermatology” Baricitinib treatment led to dark brown hair regrowth in a red-haired woman with alopecia areata.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
36 citations
,
September 2018 in “Dermatologic Therapy” Oral minoxidil helps hair growth, is cost-effective, and mostly well-tolerated.
30 citations
,
June 2017 in “Journal of cutaneous medicine and surgery” Topical ruxolitinib failed to regrow hair in a 66-year-old with alopecia areata.
9 citations
,
October 2020 in “Journal of The American Academy of Dermatology” Low-dose oral minoxidil is an effective and well-tolerated treatment for hair growth in alopecia patients.
6 citations
,
January 2021 in “Journal of The American Academy of Dermatology” Low-dose oral minoxidil can be effective for hair loss but should be avoided in people with certain heart conditions and severe liver problems.
5 citations
,
June 2019 in “Dermatopathology” Histopathology is not reliable for detecting early fibrosis in traction alopecia or for showing how severe it is.
February 2026 in “Case Reports in Dermatology” Finasteride can cause melasma, especially in people with darker skin.
March 2025 in “Journal of Cutaneous Medicine and Surgery” Few dermatologists in Ontario accept OHIP referrals for hair loss, leading to long wait times and high fees.
Low-dose oral minoxidil effectively treats hair loss with good tolerance.
July 2018 in “Elsevier eBooks” Stopping tight hairstyles can prevent and reduce traction alopecia.
17 citations
,
August 1979 in “Journal of The American Academy of Dermatology” A new staining method helps tell growing from resting hairs to diagnose hair loss.
Lightly perming scalp hair can lead to new hair growth, potentially treating baldness.
April 2020 in “The Egyptian Journal of Plastic and Reconstructive Surgery” The method effectively restores symmetrical and natural-looking hair in burn-affected areas.
3 citations
,
June 2019 in “Journal of cosmetic dermatology” Lower pH straighteners change hair more but weaken it.
4 citations
,
January 2015 in “Experimental Dermatology” Human hair follicle dermal cells can help repair damaged hair follicles.