81 citations,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
75 citations,
August 2003 in “International journal of cosmetic surgery and aesthetic dermatology” The HairMax LaserComb made hair grow more and get stronger for people with hair loss.
42 citations,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
27 citations,
February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
6 citations,
January 2016 in “International journal of trichology” Children's hair is more elastic, but tensile strength is similar across different factors.
6 citations,
December 1966 in “Textile Research Journal” Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.
5 citations,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
2 citations,
August 2019 in “International Journal of Cosmetic Science” Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
1 citations,
July 2022 in “International journal of trichology” Type 3 hair oil strengthens hair more than coconut oil.
1 citations,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
October 2023 in “International journal of research in dermatology” Mintop shampoo improved hair smoothness, shine, and strength after ten washes.
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.
62 citations,
February 2016 in “ACS Applied Materials & Interfaces” Technique creates 3D cell spheroids for hair-follicle regeneration.
4 citations,
August 2018 in “Journal of Cosmetic Dermatology” Wound tension after hair transplant surgery increases with strip size and is higher on the sides, affecting scarring.
December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
September 2023 in “Clinical, cosmetic and investigational dermatology” A new surgical method using special sutures significantly reduced wound size and prevented disease return in patients with a scarring scalp condition.
April 2018 in “Journal of Investigative Dermatology” Anigozanthos Flavidus flower extract helps regenerate skin and reduce wrinkles.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
14 citations,
October 1994 in “The Journal of Dermatologic Surgery and Oncology” Silastic-Dacron strips effectively prevent stretch-back after hair reduction surgeries.
January 2009 in “Chinese journal of Clinical Medicine” August 2024 in “Archives of Women s Mental Health” Women with PCOS have more depression and stress due to high androgen levels, not obesity or insulin resistance.
4 citations,
November 2015 in “Journal of Investigative Dermatology” Testosterone may worsen hair loss by affecting hair growth signals, while different prostaglandins can either hinder or promote hair growth.
1 citations,
February 2004 in “Dermatologic Surgery” Deep Plane Fixation in scalp surgeries allows for more tissue removal with less tension, leading to better healing and less scarring.
February 2004 in “Dermatologic Surgery” Deep Plane Fixation in scalp surgeries allows for more tissue removal with less tension and minimal scarring.
30 citations,
December 2017 in “Medical Hypotheses” The model suggests that scalp tension could lead to hair loss, with factors like blood vessel hardening, enlarged oil glands, and poor microcirculation also playing a role. It also hints at a possible link between skull shape and baldness pattern.
8 citations,
January 1996 in “Springer eBooks” Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.
January 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Newly born mesenchymal cells quickly spread out in response to tissue tension during early development.
4 citations,
January 2022 in “Cosmetics” Avoid high-tension styles and use professional treatments to reduce hair damage and health risks.
1 citations,
December 2012 in “Journal of Dermatological Treatment” Injecting triamcinolone acetonide near surgical cuts doesn't greatly affect wound healing but may help in areas with less tension.
2 citations,
September 2023 in “PLoS biology” Newly divided skin cells quickly move to join skin structures due to tissue tension and specific signals.