Premature hair graying is common and linked to stress, obesity, vitamin deficiencies, family history, lack of exercise, smoking, and allergies.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.
January 2024 in “Regenerative Biomaterials” Dissolvable microneedles with Ginsenoside Rg3 can help treat hair loss by improving drug delivery and stimulating hair growth.
September 2023 in “Clinical, Cosmetic and Investigational Dermatology” About one-third of Saudi women with female pattern hair loss also have thinning hair at the back of their head.
May 2023 in “International Journal of Home Science” PCOS is linked to metabolic issues and infertility, needing more research.
November 2022 in “Journal of The Pakistan Dental Association” Oral ulcers are common in SLE patients and often link to other symptoms.
January 2022 in “Juniper Online Journal of Case Studies” A patient regrew hair after a lung transplant using standard post-transplant medication.
January 2018 in “Modern approaches in drug designing” Kunzea oil may help stimulate hair growth.
January 2017 in “Journal of Cosmetics, Dermatological Sciences and Applications” Chinese women's hair gets thinner and grayer with age, and scalp conditions change, especially after 40.
July 2015 in “Hair transplant forum international” Facial hair transplants are generally successful, with hair growth beginning around 3 months post-surgery.
April 2012 in “Informa Healthcare eBooks” The document concludes that diagnosing hair loss requires evaluating multiple histological features, as no single feature is definitive on its own.
March 2012 in “Journal of the American Academy of Dermatology” African Americans lack knowledge about laser hair removal safety, Nd:Yag laser treatment is effective with high satisfaction, pressure during surgery can cause hair loss, and treating ovarian inflammation may help with alopecia areata.
58 citations
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November 2020 in “International Journal of Dermatology” COVID-19 may cause a temporary hair loss condition called telogen effluvium in some patients after recovery.
August 2022 in “medRxiv (Cold Spring Harbor Laboratory)” The goal is to create a tool for patients to report their experiences with various hair and scalp disorders.
April 2023 in “Chinese Medical Journal” Human hair follicle stem cells help repair tendon injuries.
August 2019 in “Journal of The American Academy of Dermatology” Platelet-rich plasma helps hair regrowth and improves quality of life in women with hair loss, but minoxidil may be more effective.
105 citations
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April 2004 in “Dermatologic Therapy” The document concludes that proper diagnosis and a combination of medical, hair-care, and surgical treatments are important for managing alopecia in black women.
65 citations
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November 2016 in “Journal of The American Academy of Dermatology” The document concludes that early recognition and treatment of primary cicatricial alopecia is crucial to prevent permanent hair loss.
65 citations
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September 2014 in “BMC genomics” Different hair types in mammals are linked to variations in specific protein genes, with changes influenced by their living environments.
37 citations
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January 2017 in “International Journal of Dermatology” Trichoscopy helps tell apart alopecia areata and trichotillomania in Asians by looking at specific hair and scalp features.
30 citations
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January 2014 in “Dermatologic Clinics” Tight hairstyles, especially on chemically treated hair, can cause reversible hair loss if caught early but may become permanent if not addressed.
21 citations
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April 2019 in “Endocrinology and Metabolism Clinics of North America” Transgender patients need proper skin care, especially when undergoing hormone treatments, to manage issues like acne and hair loss.
19 citations
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August 2011 in “Archives of Dermatology” CCCA is a common scarring hair loss in African descent women, possibly linked to genetics, hair care practices, and health issues like diabetes.
18 citations
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July 2018 in “Skin appendage disorders” Trichoscopy helps diagnose hair and scalp disorders in dark-skinned people by identifying unique patterns.
12 citations
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October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
11 citations
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January 2013 in “Indian Dermatology Online Journal” CCCA is a common, progressive hair loss condition that may not always be linked to hair care practices and requires a biopsy for diagnosis.
9 citations
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September 2016 in “Forensic science international” Hair area varies with age and sex, but hair index and medullary index do not.
8 citations
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July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
5 citations
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February 2019 in “The New England Journal of Medicine” Certain mutations in the PADI3 gene may increase the risk of developing a type of scarring hair loss common in women of African descent.
4 citations
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December 2020 in “Journal of the American Academy of Dermatology” Pulling 2 or fewer hairs is normal for all hair types, including Afro- and Asian-textured hair.