49 citations
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April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
24 citations
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February 2007 in “Laser Physics Letters” Caffeine shampoo penetrates hair follicles deeply and stays for up to 48 hours.
November 2024 in “African Journal of Biomedical Research” 8 citations
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May 2020 in “International journal of biological macromolecules” Certain treatments can increase protein binding to natural hair but are less effective on permed hair.
January 2025 in “Journal of Cutaneous Immunology and Allergy” Baricitinib is effective for treating severe alopecia areata in Japanese patients, but long-term safety needs more study.
7 citations
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May 2008 in “PubMed” Dutasteride is more effective than finasteride in reducing urinary retention and surgery risks in people aged 65 and older.
April 2019 in “Journal of Investigative Dermatology” Merkel cell carcinoma is most likely to recur within two years of diagnosis, and factors like immune suppression, being over 75, and male sex increase this risk.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Ritlecitinib may help young adults with severe alopecia areata when ketoconazole doesn't work.
February 1994 in “PubMed” Telogen effluvium is a type of temporary hair loss.
8 citations
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April 2019 in “Australasian Journal of Dermatology” The article suggests a treatment plan for a stubborn scalp condition common in elderly Australians to help improve their lives.
11 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology”
13 citations
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June 2010 in “Journal of The American Academy of Dermatology” A man with Cronkhite-Canada syndrome had all 20 nails detach but improved with treatment.
2 citations
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June 2024 in “Journal of the American Academy of Dermatology” Patients and clinicians generally agree on eyebrow and eyelash hair loss improvements in severe alopecia areata.
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November 2025 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib is generally safe for adolescents with alopecia areata over 5 years.
3 citations
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August 2019 in “JAAD Case Reports” Temporary hair loss can occur after 5-fluorouracil treatment for keloids.
5 citations
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September 2016 in “Dermatologic Therapy” Feily's method, which delays grafting for 24 hours to improve blood flow, successfully prevented scalp necrosis in three hair transplant patients.
September 2017 in “Journal of Investigative Dermatology” HIF-1A may aid hair growth, Backhousia citriodora improves skin, autologous cells stabilize hair loss, infrared thermography assesses alopecia, and a new treatment preserves hair.
January 2025 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia” Agoutis in captivity have more resting (telogen) hairs than growing (anagen) hairs, regardless of season or gender.
12 citations
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July 2015 in “British journal of dermatology/British journal of dermatology, Supplement” Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.
63 citations
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October 2005 in “Archives of Dermatology” Shorter, thinner hairs indicate AGA, while longer, thicker hairs suggest CTE; counting and measuring shed hairs helps diagnose hair loss type.
January 2019 in “Proceedings for Annual Meeting of The Japanese Pharmacological Society” Nε-(carboxymethyl) lysine delays hair growth by blocking a key protein.
December 2025 in “International Journal of Innovative Technologies in Social Science” Ritlecitinib is generally safe for long-term use, with mostly mild side effects.
43 citations
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
28 citations
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January 2009 in “Journal of Investigative Dermatology” Stem cells in eccrine glands could be used for regenerative medicine.
October 2014 in “Cancer Research” A new topical treatment may prevent hair loss from cancer therapy by adjusting cell death processes in hair follicles.
September 2023 in “Journal of The American Academy of Dermatology” Dutasteride is safe and effective long-term for male hair loss.
39 citations
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July 2008 in “Dermatologic Therapy” Pseudopelade of Brocq is a unique hair loss condition, but its cause and development are still not fully understood.
April 2019 in “Journal of parasitic diseases” A Persian cat and its owner fully recovered from Cheyletiellosis after treatment.