October 2012 in “Advanced Materials Research” Higher temperatures improve rabbit hair strength up to 50°C, but moisture weakens it.
2 citations
,
April 2025 in “Cells” Heat preconditioning does not improve nanofat's ability to form blood vessels.
2 citations
,
March 2018 in “ACS Sustainable Chemistry & Engineering” Heating human hair creates hollow microtubes with smooth surfaces.
11 citations
,
January 2022 in “Methods in cell biology” November 2001 in “PubMed” Perming, combing, and stretching damage hair by reducing keratin.
Thermal straightening can damage ethnic hair and may pose health risks.
1 citations
,
January 2013 in “PubMed” Permanent wave treatment with thioglycolic acid changes hair structure by altering disulfide bonds.
February 2025 in “Brazilian Journal of Hair Health” The Brazilian candle flame technique can damage hair by melting the cuticle and exposing the cortex.
7 citations
,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
74 citations
,
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.
December 2013 in “대한기계학회 춘추학술대회” A new cooling device keeps a constant temperature for medical procedures, improving results.
3 citations
,
January 2015 in “Mathematical problems in engineering” Hair damage increases significantly with higher temperatures and longer heating times.
4 citations
,
June 2019 in “International Journal of Cosmetic Science” Heat transfer in hair is slower in groups of hair, increasing the risk of damage from high-temperature styling tools.
40 citations
,
September 2004 in “Biomacromolecules” The Glu413Lys mutation in keratin affects hair stability, while Glu413Asp does not.
January 2008 in “대한미용학회지” UV exposure severely damages hair, making it rough and weak.
April 2021 in “Arab Journal of Nuclear Sciences and Applications/Arab Journal of Nuclear Sciences and Applications ” Repeated use of protein hair conditioner with heat or gamma irradiation can harm skin and hair health in rats.
23 citations
,
May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
34 citations
,
April 2012 in “Molecular Biology Reports” The enzyme from Bacillus cereus can be used in detergents and leather processing.
1 citations
,
February 2003 UV radiation causes significant protein loss and color changes in hair, especially blond hair.
37 citations
,
December 2020 in “PLANT PHYSIOLOGY” A mutant FERONIA gene affects root hair growth at high temperatures.
December 2023 in “Journal of molecular structure” Hair treatments and dehydration affect hair's lipid and protein behavior, influencing its flexibility and appearance.
January 2021 in “Lecture notes in mechanical engineering” High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.
October 2024 in “Medicina Estética Revista Científica de la Sociedad Española de Medicina Estética (SEME)” Temperaturas de 4 °C son ideales para conservar injertos capilares.
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
42 citations
,
December 2016 in “Cell Death & Differentiation” Damaging mitochondrial DNA in mice speeds up aging due to increased reactive oxygen species, not through the p53/p21 pathway.
7 citations
,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
2 citations
,
September 2023 in “Aging” Elastic Net DNA methylation clocks are inaccurate for predicting age and health status; a "noise barometer" may better indicate aging and disease.
23 citations
,
March 2017 in “Journal of Investigative Dermatology” An artificial lipid barrier can restore hair growth in cases of SCD1 deficiency.
April 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Direct heat perms cause more damage to hair than softening heat perms.