1 citations
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January 2022 in “Skin appendage disorders” Hair shedding after childbirth can reveal a pre-existing condition of hair loss due to tight hairstyles.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
June 1997 in “The American Journal of Cosmetic Surgery” Understanding the science of skin stretching is crucial for safe and effective hair replacement techniques.
4 citations
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January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
1 citations
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July 2017 in “Hair transplant forum international” Scalp laxity, elasticity, and glidability are important in hair transplants and can predict scar width at the donor site.
1 citations
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January 2017 in “Yonsei Medical Journal” Hair is thinner near the scalp in acute hair shedding conditions.
November 2022 in “Nihon Nyuusankin Gakkaishi/Nihon Nyūsankin Gakkaishi” The lotion with N793 strain significantly increased hair density and reduced hair loss safely.
September 2025 in “Crystal Growth & Design” Different solvents change minoxidil crystal shapes and improve flowability.
September 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Thinning and micro-graduation techniques can effectively and reversibly correct women's hairlines.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
December 2013 in “미용예술경영연구” Scalp treatments increased hair density and reduced hair loss in Telogen Effluvium patients.
November 2017 in “Dermatologic Therapy” A new topical solution safely reduces hair shedding by 38% on average by tightening a muscle in the scalp.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
63 citations
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October 1972 in “British Journal of Dermatology” Women with thinning hair have thinner hair strands than women without hair loss.
7 citations
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October 2016 in “Dermatologic Therapy” About 40% of women without hair loss and 60% with hair loss experience a lot of hair shedding, especially those under 50 with long hair.
March 2025 in “Journal of Dermatological Treatment” Temporary hair shedding after minoxidil use may indicate effective treatment.
3 citations
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April 2015 in “Dermatology practical & conceptual” Postmenopausal women can experience hairline recession, affecting their quality of life, and more research is needed for treatments.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
January 2020 in “Hair therapy & transplantation” Telogen effluvium is a common hair loss where hair sheds due to stress but new hair still grows.
January 2023 in “Springer eBooks” Most older adults experience pattern hair loss due to shrinking hair follicles, with men and women showing different balding patterns.
8 citations
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February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
56 citations
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January 2001 in “Dermatology” Teloptosis is a key point in hair loss that could help in creating prevention-focused hair care strategies.
31 citations
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August 1986 in “Plastic & Reconstructive Surgery” Nonabsorbable sutures cause less wound stretching and scarring than absorbable ones.
8 citations
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December 1996 in “Dermatologic Surgery” Both ASR I and ASR II are effective scalp reduction techniques, with ASR I creating finer scars and ASR II removing more bald area and reducing stretch-back.
13 citations
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January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
March 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The dermal sheath's contraction is crucial for hair follicle regression and stem cell relocation.
June 1996 in “Journal of Dermatological Science” Vitamin D3 applied to mouse skin caused more wrinkles and sagging due to changes in the skin's outer layer.
February 2012 in “Clinical and Experimental Dermatology” Many adult women experience unexplained excessive hair shedding, often starting before age 40.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
32 citations
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June 1976 in “JAMA” Crash dieting can cause hair loss due to severe calorie restriction.