January 2021 in “Advanced Biomedical Engineering” Needle shape affects the force needed for hair implants, with certain shapes reducing the effort required.
43 citations
,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
60 citations
,
April 2018 in “Clinical, cosmetic and investigational dermatology” Tight hairstyles and chemical relaxers can cause hair loss known as traction alopecia.
1 citations
,
January 2016 in “Dermatology Online Journal” Triangular temporal alopecia can occur in adults and should be correctly identified to prevent misdiagnosis.
October 2025 in “Diagnostics” Temporal triangular alopecia is a harmless, non-progressive hair loss condition.
August 2025 in “BMC Pharmacology and Toxicology” The LTF gene may help predict and manage nonspecific orbital inflammation.
2 citations
,
January 2020 in “Skin appendage disorders” Long hair can cause hair loss due to constant pulling.
16 citations
,
July 2017 in “Journal of American Association for Pediatric Ophthalmology and Strabismus” The modified Crawford technique resulted in less lagophthalmos and better cosmetic outcomes for patients with lateral droop.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Rose stem cell nanoparticles improve skin quality by boosting collagen, aiding cell movement, reducing melanin, and lowering inflammation.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
1 citations
,
February 2021 in “Journal of Cosmetic Dermatology” Using a 30°-sapphire blade at a lower angle causes the least injury in hair transplants.
147 citations
,
September 2001 in “Computer graphics forum” The authors created a realistic and efficient method to simulate hair movement by combining fluid dynamics with individual hair strand behavior.
11 citations
,
March 2002 in “Pediatric Dermatology” Temporal triangular alopecia is a non-scarring hair loss seen in some Asian children.
42 citations
,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
April 2023 in “Journal of Investigative Dermatology” IL-9/IL-9R signaling can negatively affect human hair growth and may be a target for treating hair loss conditions.
November 2021 in “International journal of research - granthaalayah” The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.
1 citations
,
January 2001 in “PubMed” Mechanoreceptors convert physical touch into electrical signals through specialized nerve structures.
January 2023 in “Theranostics” Mechanical force is important for the first contact between skin cells and hair growth in mini-organs.
5 citations
,
October 2018 in “Dermatologic therapy” Recognizing congenital triangular alopecia is crucial to avoid unnecessary treatments.
2 citations
,
August 2022 in “Clinical Case Reports” A 17-year-old girl had severe, on-and-off hair loss, likely due to COVID-19. She was treated with Vitamin D3, biotin, and other supplements, and saw some improvement within a month.
Vegan exosome-like vesicles from microalgae improve skin and hair health, reducing wrinkles and enhancing elasticity.
November 2025 in “Journal of Craniofacial Surgery Open” Exosome therapy shows promise for treating hair loss, but needs standardized protocols and further trials.
July 2025 in “Current Issues in Molecular Biology” Bio-Pulsed sEVs improve hair growth and skin rejuvenation.
February 2026 in “The European Physical Journal E” Root hair growth mechanics depend on turgor pressure and cell wall properties.
19 citations
,
October 2023 in “Bioengineering” tSVF is effective for treating inflammation-related conditions, with centrifugation being the best method for isolation.
16 citations
,
April 2017 in “ACM Transactions on Graphics” Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
17 citations
,
September 2022 in “Biomaterials Research” The film-trigger applicator improves microneedle skin delivery and drug efficiency using simple finger force.
The EMG-to-force model accurately predicts hip muscle forces during walking.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.