214 citations,
March 1993 in “Archives of Dermatology” Telogen effluvium is a reversible hair loss condition that requires a detailed diagnosis and often resolves on its own.
26 citations,
March 2017 in “Aesthetic plastic surgery” Accidental injection of hyaluronic acid caused temporary hair loss and skin damage, but treatment restored hair and healed the skin.
1 citations,
September 2013 in “Mayo Clinic Proceedings” A woman's hair loss was treated successfully with iron supplements for her iron deficiency.
16 citations,
March 2013 in “JAMA Dermatology” A cancer drug called nilotinib might cause hair loss due to inflammation around hair follicles.
December 2022 in “International Journal of Women's Dermatology” The Sinclair Shedding Scale is effective for diagnosing Alopecia Areata Incognita and monitoring treatment success.
129 citations,
June 1999 in “Archives of Dermatology” African Americans have less hair density than whites.
234 citations,
February 2001 in “British Journal of Dermatology” FPHL affects hair density and diameter, causing visible hair loss in older women.
27 citations,
February 2017 in “Clinical, Cosmetic and Investigational Dermatology” New compounds were found to help increase hair growth and decrease hair loss.
20 citations,
January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
4 citations,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
3 citations,
July 2016 in “International Journal of Dermatology” Minoxidil treatment increased hair density in a young Asian girl with short anagen syndrome, but didn't improve hair length or thickness.
1 citations,
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
13 citations,
August 1995 in “Australasian Journal of Dermatology” Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.
40 citations,
June 2009 in “Journal of Cutaneous Pathology” AGA patients have fewer hairs and smaller follicles; T:V ratio above 4:1 may indicate AGA.
March 2012 in “EFSA Journal” Iron intake has not been proven to maintain normal hair growth.
25 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
14 citations,
July 2009 in “Current Opinion in Otolaryngology & Head and Neck Surgery” Hair restoration techniques like follicular unit transplant surgery and follicular unit extraction are effective, with ideal graft placement density between 20-30 units per cm². Medications like Minoxidil and Finasteride can help maintain and regrow hair.
3 citations,
February 2016 in “Dermatologic Therapy” Using minoxidil and tretinoin on the skin, along with oral vitamin D, improved hair thickness and density in two girls with woolly hair.
3 citations,
December 2003 in “Micron” The book "Hair Science and Technology" provides a deep understanding of hair biology and genetics, discusses hair growth, density, and diseases, and offers methods for managing hair loss and caring for hair growth.
52 citations,
May 2017 in “Journal of Cosmetic Dermatology” PRP injections improve hair density and thickness in women with hair loss.
13 citations,
March 2014 in “Pediatric Dermatology” Minoxidil 5% solution significantly improved hair density in a girl with loose anagen hair syndrome over 28 months, with no side effects.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
March 2014 in “Medicina cutánea ibero-latino-americana” Melatonin applied to the scalp helps increase hair density in people with early hair loss.
September 2002 in “Dermatologic Surgery” The best results in surgical hair restoration come from careful techniques, optimal use of limited hair supply, correct hair direction, saving hair for key areas, understanding scarring effects, and adjusting hair graft density.
December 2020 in “Journal of Aesthetic Nursing” Injecting platelet-rich plasma into the scalp stimulates hair growth, increases hair density, and treats hair loss effectively with minimal side effects.
46 citations,
April 2009 in “Journal of Dermatological Case Reports” Researchers established normal hair and scalp characteristics for healthy women using trichoscopy.
36 citations,
December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
8 citations,
January 2022 in “Sensors” Deep learning can accurately automate hair density measurement, with YOLOv4 performing best.
April 2024 in “International journal of clinical trials” SesZen-Bio™ improves hair density, thickness, and overall hair health.