research Fracture in Hierarchical Biomaterials: Human Hair
Human hair's structure makes it tough and resistant to breaking.
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630-660 / 1000+ results research The cracking of human hair cuticles by cyclical thermal stresses
Frequent blow-drying causes cracks and breakage in hair cuticles.
research Bubble hair and other acquired hair shaft anomalies due to hot ironing on wet hair
Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
research Prognosis and Management of Congenital Hair Shaft Disorders with Fragility—Part I
Some congenital hair disorders improve in childhood or with treatments like minoxidil and retinoids, while others like Netherton syndrome and trichothiodystrophy have a poor prognosis.
research Cosmetic Products and Hair Health
Healthy hair is crucial to avoid dryness, weakness, and breakage.
research Ultra‐structural hair alterations in Friedreich's ataxia: A scanning electron microscopic investigation
Friedreich's ataxia causes thin, weak hair with surface damage and cavities.
research Hair Shaft Fracture in a Young Athlete: A Rare Case Report of Acquired Trichorrhexis Nodosa
A young athlete's fragile hair condition improved by cutting hair and using gentle shampoo.
research Cyclic combing of untreated and bleached human hair: Analysis of the time‐dependent breakage of hair through recording the formation of fibre fragments
Friction causes hair breakage during combing, and fragment count predicts hair strength.
research Changes in structure and geometric properties of human hair by aging
Older people's hair becomes less shiny because it gets more uneven and curved.
research Monilethrix
A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
research TENSILE STRENGTH OF SCALP HAIR IN WOMEN WITH HAIR LOSS
Women with hair loss have weaker hair that breaks more easily.
research Central trichoptilosis with onycholysis
Hair splitting and nail detachment are linked conditions.
research Hair and Aging.
Hair becomes thinner, grayer, and may fall out more as people get older, and styling habits can worsen these effects.
research Study shows thicker hair isn’t necessarily stronger
Thicker hair isn't always stronger.
research Chronological ageing of human hair keratin fibres
Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
research The Secrets of Beautiful Hair: Why is it Flexible and Elastic?
Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
research A rare hair loss in children: Monilethrix
Monilethrix is a rare, inherited condition causing fragile hair and hair loss, with no cure but some treatments may help.
research Update on detection, morphology and fragility in pili annulati in three kindreds
Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
research [Trichothiodystrophy: a morphological and biochemical study].
Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
research A Unique Case of Trichorrhexis Nodosa—"Bamboo Hairs"
A 4-year-old girl has a rare hair condition causing fragile, short hair.
research Uneven Hair Breakage in a 17-Year-Old Girl
research Issue Information
Aging causes hair thinning in women due to changes in the scalp environment.
research Characteristic features of ageing in Korean women’s hair and scalp
Korean women's hair thins, weakens, and greys with age, with mineral and sterol changes.
research Rare Coexistence of Monilethrix and Trichorrhexis Nodosa in a Pediatric Patient: A Case Report
A 6-year-old girl had both monilethrix and trichorrhexis nodosa, causing brittle hair, with minimal improvement from treatment.
research X-ray diffraction study of the nanostructural dynamics of fibrillar systems of hair tissue
Hair tissue can help monitor environmental and public health risks.
research Hair Shaft Abnormalities. Pili Bifurcati: A Scanning Electron Microscopy Analysis
The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
research Hair Shaft Morphology, Elemental Composition, and Nanoparticles in Frontal Fibrosing Alopecia: A Case-control Study
Titanium nanoparticles may trigger frontal fibrosing alopecia, so avoid products with them.
research Hair and nail diseases in the mature patient
Older adults commonly experience hair loss and nail disorders due to aging and health changes, affecting their quality of life.
research Tensile properties of twisted hair fibers
Twisting hair weakens it, but strength can be recovered at low twist levels.
research African hair morphology: macrostructure to ultrastructure
African hair is more fragile due to its unique shape and internal structure.