27 citations
,
February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
4 citations
,
January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
January 2009 in “Journal of Jilin Medical College” SDG helps reduce BPH effects in rats.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
8 citations
,
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.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
2 citations
,
April 2019 in “Experimental Dermatology” Hair follicles respond differently to pulling forces in various regions.
November 2025 in “Advanced Healthcare Materials” Charge-conversion chemistry improves hair-rebonding by enhancing penetration and strength.
7 citations
,
August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
8 citations
,
January 2020 in “International Journal of Cosmetic Science” The combination of specific chemicals improves hair density in women.
October 2021 in “Journal of Investigative Dermatology” Skin cell strength decreases significantly as we age.
5 citations
,
April 2013 in “Journal of Cosmetic and Laser Therapy” Argireline significantly reduces wrinkles.
12 citations
,
January 2018 in “Journal of Drug Delivery Science and Technology” The new particle system could be a promising treatment for diseases related to the 5-α reductase enzyme.
November 2011 in “Advanced Materials Research” Adding 1% hair fibers to brake materials improves friction and wear, making them more effective.
20 citations
,
April 2002 in “PubMed” Mini rats have thinner skin, more fat, and different hair cycles than Wistar rats due to lower growth hormone levels.
October 2025 in “Journal of Drug Delivery Science and Technology” Resveratrol-loaded carriers may help reduce hair loss from chemotherapy when used with scalp cooling.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
9 citations
,
January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
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.
5 citations
,
October 2020 in “Food Science and Technology” Better hygiene is needed in handling dry salted shrimp to ensure safety.
September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
2 citations
,
July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
3 citations
,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
24 citations
,
February 2007 in “Hormone and metabolic research” The substance MK386 effectively blocked testosterone conversion and reduced cell growth in certain skin cells, but inhibiting 5α-reductase alone may not greatly improve acne.
3 citations
,
July 2019 in “Fibers And Polymers/Fibers and polymers” 22 citations
,
January 1985 Water makes hair more flexible, especially the outer layer.
Oxidized hair can naturally regain strength and stability over six months.
5 citations
,
January 1992 Silicones in shampoos make hair smoother, easier to manage, and reduce friction.