16 citations
,
July 1996 in “Dermatologic Clinics” Some psychiatric drugs can cause skin problems, but serious reactions are rare.
15 citations
,
November 2016 in “Journal of The American Academy of Dermatology” Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
2 citations
,
August 2023 in “Infection and Drug Resistance” A scalp infection by Mycobacterium abscessus can cause hair loss even in healthy individuals and may be misdiagnosed.
1 citations
,
July 2016 in “Cosmetics” Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.
1 citations
,
January 2010 in “Elsevier eBooks” Any drug can cause skin reactions, but antibiotics, NSAIDs, and psychotropic drugs are more common, with some reactions being life-threatening.
March 2022 in “JAAD case reports” Accurate diagnosis is crucial for effective treatment of hair loss.
April 2026 in “Frontiers in Medicine” Syphilis can cause hair loss even without penetrative sex, but treatment can fully restore hair.
November 2025 in “International Journal of Recent Innovations in Medicine and Clinical Research” Understanding different types of hair loss helps in accurate diagnosis and treatment.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
31 citations
,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
August 2024 in “Applied Sciences” Plant extracts may help prevent or reverse hair graying.
114 citations
,
April 2004 in “International Journal of Dermatology” Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.
5 citations
,
September 2021 in “Dermatology Reports” Skin problems like acne and excess hair in PCOS are common and linked to being overweight.
2 citations
,
September 2025 in “Antioxidants” Antioxidant nanoparticles show promise for treating inflammatory diseases but need more research for safe and effective use.
August 2025 in “Cosmetics” Cosmeceuticals like sunscreens may trigger frontal fibrosing alopecia, but more research is needed.
July 2025 in “Carbohydrate Polymers” The green alga Parachlorella sp. has potential for use in cosmetics and health products due to its antioxidant, anti-hypertensive, and hair growth properties.
63 citations
,
December 1988 in “International Journal of Dermatology” Vitiligo causes white skin patches and is linked to autoimmune issues.
3 citations
,
July 2014 in “QJM” A 35-year-old man had patchy hair loss that was actually due to syphilis, not alopecia areata.
January 2024 in “GeroScience” Using radiation to make mice's hair turn gray helps study and find ways to prevent or reverse hair graying.
8 citations
,
December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” Hepatitis C treatment may trigger complete hair loss, especially in those with a history of patchy hair loss, but hair usually grows back within a year.
February 2024 in “Journal of Cosmetic Dermatology” White hair patch repigmented and hair regrew in a balding patient after treatment with exosomes and laser.
August 2022 in “MEDICINUS” A 22-year-old homosexual man was diagnosed with secondary syphilis, genital warts, and HIV, highlighting the high STI risk in men who have sex with men.
August 2018 in “Journal of the American Academy of Dermatology” Reflectance confocal microscopy helped diagnose and manage a woman's hair loss without needing a biopsy.
23 citations
,
April 2002 in “Journal of the American Academy of Dermatology” Depigmented hair regrowth after alopecia areata can be permanent.
April 2026 in “International Journal of Homoeopathic Sciences” Homeopathic treatment improved stress-induced hair loss in an 18-year-old female.
An adult Libyan woman was successfully treated for a rare scalp infection usually seen in children.
7 citations
,
January 2013 in “Indian dermatology online journal” A rare skin condition with dark, thick, warty patches and some hair loss was found in a newborn boy.
4 citations
,
March 2006 in “Journal of dermatology” A Chinese-Japanese boy had a rare fungal infection on his scalp and skin, likely caught in China.
36 citations
,
November 1961 in “Archives of Dermatology” The document suggests that the traditional understanding of hair growth cycles and alopecia may be inaccurate and that blood supply plays a significant role in hair growth and loss.
3 citations
,
January 2019 in “Skin Research and Technology” Frequent use of hair straighteners can cause hair loss similar to scarring alopecia in young Turkish women.