research Mapping the hair density, thickness, and volume in normal and androgenetic alopecia subjects with the digital microscope
Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
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research Hair shaft disorders
Hair shaft disorders often indicate genetic or systemic issues and are managed by minimizing damage.
research Measurement of hair growth
Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
research Picking a Side: Preferential Laterality in Scalp Hair Density
Some people grow more hair on one side of their scalp, possibly due to genetics, behavior, or environment.
research Three-dimensional architecture of macrofibrils in the human scalp hair cortex
Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
research Exploring Mechanical Niches Identified by Hair Follicle Compression and How These Transduce Proliferation and Differentiation Cues in Epidermally Derived cells.
Less stiff collagen promotes higher cell growth in hair follicles.
research Special issue on epidermal and hair follicle differentiation, part 2
research Integral characterization of normal and alopecic hair at different degeneration stages by in-situ visible and chemical imaging
Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
research CHANGES IN THE STRUCTURAL ELEMENTS OF THE SEBACEOUS HAIR FOLLICLE IN THE DIFFERENTIAL DIAGNOSIS OF NON-SCAR ALOPECIA
Thinner hair follicle structures are linked to non-scar alopecia.
research “Anisotrichosis”: A novel term to describe pattern alopecia
The document suggests "anisotrichosis" as a new term for hair thickness variation in common baldness.
research Trichostasis spinulosa of the scalp mimicking Alopecia Areata black dots
A man's scalp condition was misidentified as hair loss dots but was actually a common follicular disorder.
research Electrophoretic variability in human hair: Comparative sodium dodecyl sulfate‐polyacrylamide gel electrophoresis of body and head hair proteins
Keratin proteins are consistent across different hair types from the same person.
research A Study of Hair Thickening Procedure Techniques Using Hair Fibers
Hair thickening procedures can help people with early hair loss when combined with proper scalp and hair care.
research Familial Uncombable Hair Syndrome: Ultrastructural Hair Study and Response to Biotin
Biotin improved hair appearance in uncombable hair syndrome but didn't change hair structure.
research Hair diameter evaluation in different regions of the safe donor area in Asian populations
Different areas of the scalp have varying hair thickness, useful for different types of hair transplant needs.
research Haarverlies volgens het vrouwelijk patroon (female pattern hair loss).
Female pattern hair loss causes thinning hair on top of the scalp, treatable with limited success.
research Diffuse Hair Loss
research RETRACTION: Sonographic Comparison of Subcutaneous Fat Layer Thickness in the Scalp Area in Patients With Androgenetic Alopecia Compared to Healthy Individuals: Cross‐Sectional
research Rethinking the mechanics of hair growth: evidence for a pulling model
research The Importance of Measuring Hair Density in the Diagnosis and Treatment of Hair Loss
Measuring hair density is crucial for diagnosing and treating hair loss.
research Quantitative trichoscopic analysis of hair density in people attending tertiary care hospital – A cross-sectional study
Hair density decreases with age, especially in the 60s.
research Age, lifestyle and self‐perceptions of hair: Is there an association with hair diameter and tensile properties?
Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
research Nanoindentation of Hair Cortex and Medulla Regions
research Coexistence of Woolly Hair and Monilethrix: A Cases Study
Two sisters have rare hair disorders causing short, fragile, kinky hair.
research Human hair keratins
research Hair structure anatomy and comparative anatomy1 1Dedicated to the memory of the late Dr. R. E. Rivett whose untimely death prevented his role in co-authorship.
Human hair is complex and grows in cycles starting from embryonic life.
research Bad Hair Transplant
research Ugreelig hår
A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
research Scalp hair loss is not random across follicular units: A new insight into human hair ageing
Hair loss is more common in areas with multiple hair strands, especially in men.
research Hair dysplasias
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.