1 citations
,
September 2021 in “Journal of Cosmetic Dermatology” B-mode ultrasonography and shear-wave elastography can help predict androgenetic alopecia early.
3 citations
,
August 2008 in “PubMed” Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
55 citations
,
November 2010 in “Development” Hair follicles in mutant mice self-organize into ordered patterns within a week.
10 citations
,
January 2015 in “International Journal of Trichology” Mechanical stress contributes to hair loss in androgenetic alopecia.
49 citations
,
June 2004 in “Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences” Human hair becomes weaker and stretches more easily at higher temperatures.
May 2009 in “International Journal of Cosmetic Science” Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
27 citations
,
March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
9 citations
,
February 2005 in “Plastic and Reconstructive Surgery” Improved technique for facial surgery hides scars and maintains hairline.
January 2026 in “BioScience Trends” UV radiation causes skin aging by damaging cells and triggering harmful processes.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
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.
October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
March 2026 in “Cosmetics” The procedure effectively improved facial appearance with high satisfaction and low complications.
2 citations
,
October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
March 2024 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Hair becomes less stiff as we age because of a decrease in zinc, which is linked to lower levels of the protein TG3.
1 citations
,
July 2017 in “Hair transplant forum international” Scalp laxity, elasticity, and glidability are important in hair transplants and can predict scar width at the donor site.
The arrector pili muscle plays a key role in hair loss in androgenetic alopecia.
3 citations
,
May 2011 in “Practice nursing” As skin ages, it gets thinner, paler, and more wrinkled, and protection and care like sunblock and moisturizers are important.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
February 2023 in “Journal of the European Academy of Dermatology and Venereology” 7 citations
,
June 2024 in “Skin Research and Technology” Combining treatments significantly reduces dark circles and wrinkles better than nanofat alone.
January 2024 in “Zenodo (CERN European Organization for Nuclear Research)” The conclusion is that certain traits, including perceived facial aging and BMI, are linked to perceived youthfulness differently in men and women.
122 citations
,
April 2020 in “American Journal Of Pathology” Skin aging is a complex process influenced by various factors, leading to wrinkles and sagging, and should be considered a disease due to its health impacts.
5 citations
,
September 2023 in “Nutrients” Soy protein with isoflavones reduces wrinkles and improves skin hydration in postmenopausal women.
96 citations
,
January 1997 in “Clinics in Dermatology” Pregnancy can cause skin pigmentation, stretch marks, and changes in hair, nails, and sweat glands, with most resolving after birth.
45 citations
,
August 1992 in “PubMed” The rat vibrissa follicle can quickly remodel its basement membrane during hair growth, affecting cell signaling and activity.
2 citations
,
September 2017 Laser Lax is a new tool that measures scalp looseness accurately and comfortably.