Micro-needling with growth factors and minoxidil improved hair growth in a balding man.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
April 2019 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Hair straightening at pH 1.0 improves alignment but weakens hair more than pH 2.0.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
June 2016 in “한국디자인문화학회지” UVA damages all hair types, especially permanently waved and colored hair.
March 2016 in “The Korean Society of Beauty and Art” MSG-based hair hardener improves hair thickness, strength, and wave retention after perms.
Taking enzyme food and collagen together improves hair health in middle-aged women more than taking them separately.
September 2014 in “Daehan miyong hakoeji” Adding 2% glycerin or hyaluronic acid to permanent wave treatments reduces hair damage, with hyaluronic acid being more effective.
Oxidized hair can naturally regain strength and stability over six months.
October 2012 in “Advanced Materials Research” Higher temperatures improve rabbit hair strength up to 50°C, but moisture weakens it.
Applying conditioner in the middle of a perm process reduces hair damage.
January 2012 in “Jounal of The Korean Society of cosmetology” Applying conditioner mid-treatment reduces hair damage during perms.
January 2012 in “한국미용학회지” Applying conditioner in the middle of a perm process reduces hair damage the most.
January 2012 in “Human health handbooks” Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
December 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can improve hair growth and quality.
June 2010 in “DR-NTU (Nanyang Technological University)” Hair coloring and chlorine change hair strength differently.
February 2010 in “Acta Obstetricia et Gynecologica Scandinavica” The issue covers reproductive health topics like cancer markers, incontinence treatments, and the impact of pre-term birth.
May 2009 in “International Journal of Cosmetic Science” Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
March 2005 in “Journal of the American Academy of Dermatology” Adding amino acids to damaged hair can improve its strength and appearance.
February 2004 in “Dermatologic Surgery” Deep Plane Fixation in scalp surgeries allows for more tissue removal with less tension and minimal scarring.
Anti-keratin antibody from cow milk makes damaged hair stronger and less likely to break.
February 2002 in “Dermatologic Surgery” Best hair transplant results happen when tissues are least damaged.
74 citations
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September 1980 in “Medical Clinics of North America” Toxic epidermal necrolysis is a severe skin condition often caused by drugs, with complex treatment and a high risk of death, but survivors usually heal without scars.
88 citations
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June 2016 in “Human Reproduction Update” New hormonal contraceptives are safer, have fewer side effects, and offer health benefits for women.
65 citations
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March 2018 in “Journal of Dermatological Science” Skin problems can be caused or worsened by physical forces and pressure on the skin.
33 citations
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April 2009 in “Journal of the American College of Certified Wound Specialists” Bidirectional barbed sutures are effective and can reduce surgery time, with a low infection rate and potential cost savings despite being more expensive.
30 citations
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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.
29 citations
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September 1989 in “Journal of The American Academy of Dermatology” Abnormal scalp whorls can indicate brain development issues but may also be seen in neurologically normal people.