175 citations
,
December 1980 in “Archives of Dermatology” Trichothiodystrophy is a condition with brittle hair and various physical and mental issues due to low sulfur in proteins.
2 citations
,
January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
December 2022 in “The Turkish Journal of Pediatrics” Hair examination helps diagnose rare neurological diseases in children.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
4 citations
,
February 2001 in “PubMed” A medication called sodium valproate likely caused a girl's hair to become kinky and dry.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
December 2022 in “Discover Psychology” A young woman developed a bowel obstruction from eating hair from her weave to relieve anxiety.
40 citations
,
September 2004 in “Biomacromolecules” The Glu413Lys mutation in keratin affects hair stability, while Glu413Asp does not.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” Tight hairstyles can cause a rare scalp condition with thick skin folds.
April 2023 in “Journal of clinical and translational science” 1 citations
,
August 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
90 citations
,
July 1993 in “Journal of Investigative Dermatology” 36 citations
,
July 1988 in “Archives of Dermatological Research” Pili annulati is caused by a protein metabolism disorder affecting hair structure.
7 citations
,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
7 citations
,
August 2016 in “Nursing for Women's Health” To prevent and treat Hair-thread tourniquet syndrome in infants, keep a close eye on their limbs, manage maternal hair loss, and educate parents and healthcare providers.
Different treatments change the strength and flexibility of human hair.
48 citations
,
March 2022 in “Nano Letters” The document explains how to make antibacterial microneedles inspired by lamprey teeth to help heal infected wounds.
53 citations
,
June 1977 in “Lancet” Jaw wiring helps with weight loss but long-term habits are needed to keep it off.
26 citations
,
August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
28 citations
,
October 1985 in “The Journal of Cell Biology” Researchers isolated and identified structural components of human hair follicles, providing a model for studying hair formation.
1 citations
,
March 2023 in “Frontiers in Cardiovascular Medicine” A specific gene variant is linked to heart disease, increased heart muscle, curly hair, and thick skin on palms and soles.
51 citations
,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
7 citations
,
January 2014 in “Case reports in pediatrics” A baby's toe was severely damaged by a hair tourniquet, leading to bone and tendon damage, but improved after surgery and treatment.
April 2012 in “Neuropediatrics” Trichothiodystrophy is a rare genetic disorder causing hair issues and sometimes linked to DNA repair defects.
Frizzy hair is fragile and can lead to hair loss and damage if not properly cared for.
2 citations
,
January 2007 in “Actas Dermo-Sifiliográficas” Two cases of hairy elbows syndrome were described, with normal skin texture and symmetrical hair growth.
7 citations
,
June 2025 in “Nano Energy” The hydrogels heal infected diabetic wounds quickly and effectively.
1 citations
,
January 2024 in “Journal of the American Pharmacists Association” Transgender and gender-diverse adults on hormone therapy often face drug-hormone interactions, especially with multiple psychotropic medications.
4 citations
,
June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.