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.
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research Evaluación clínica del pelo corporal en una población de mujeres colombianas: determinación del punto de corte para el diagnóstico de hirsutismo
A score of 6 or less is recommended to diagnose hirsutism in Colombian women.
research Perception of Baldness and Hair Density
Early baldness is noticed due to both reduced hair density and thinner hair shafts.
research The unit area trichogram in the assessment of androgen-dependent alopecia
The unit area trichogram is a reliable method to assess hair loss and treatment response in people with androgenic alopecia by measuring hair density and thickness.
research A preliminary study of steroid reproductive hormones in human hair
Human hair can be used to measure reproductive hormones.
research Applications of Hair as a Record of Systemic Exposure to Cortisol
Hair cortisol content can indicate cortisol exposure and varies with age, puberty, and BMI in youth.
research Characterization of a Test for Invasive Breast Cancer Using X-ray Diffraction of Hair—Results of a Clinical Trial
Combining hair x-ray diffraction with mammography improves breast cancer detection.
research Gas chromatography/mass spectrometry based hair steroid profiling may reveal pathogenesis in hair follicles of the scalp
Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.
research Prevalence of male pattern hair loss in 18-49 year old men – construction of scales and preliminary test of reliability and validity
research Association of internet addiction symptoms with hair cortisol and hair testosterone concentrations
research 17-Beta-Hydroxy-Steroid-Dehydrogenases in Hair Follicles of Normal and Bald Scalp: A Histochemical Study
research 42577 Application of the new clinical guidelines in frontal fibrosing alopecia of the male
Current guidelines may overlook beard and sideburn involvement in diagnosing frontal fibrosing alopecia in men.
research The Cross-section Trichometer
The Cross-section Trichometer is a promising tool for measuring hair characteristics without cutting the hair and may have various clinical uses.
research Hair and Scalp Dermatoscopy (Trichoscopy)
Trichoscopy is a useful tool for diagnosing and managing hair and scalp conditions, often better than traditional methods.
research Evaluation of a new X-ray fluorescent analysis technique for the creation of a Nordic hair database: elemental distributions within the root and the virgin segment of hair fibers.
The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.
research Making sense of measures of clinical signs for atopic dermatitis
The electronic version of the Dermatology Life Quality Index is as effective as the paper version, with most patients preferring it.
research Serum levels of testosterone and dehydroepiandrosterone sulfate in females with acne and/or female pattern hair loss
No strong link between testosterone or DHEAS levels and acne or hair loss in females.
research Cross-section Trichometry: A Clinical Tool for Assessing the Progression and Treatment Response of Alopecia
The HairCheck® device is effective for measuring hair loss and growth in people with alopecia.
research Hair follicle characteristics as early marker of Type 2 Diabetes
Hair characteristics might be early signs of Type 2 Diabetes and could help with early prevention.
research Hair: Scalp Hair Growth Evaluation Methods
research Methodology Validation: Correlating Adherent Scalp Flaking Score (ASFS) With Phototrichogram for Scalp Dandruff Evaluation in Adult Subjects
The methods tested are reliable for assessing dandruff reduction.
research Hair and Nail Cortisol as Biomarkers of Adolescent Stress: The Mental Health in the Moment Biosampling Protocol [Extended Data]
research Second-to-fourth digit ratio and seborrheic dermatitis in males: a cross-sectional study*
Finger length ratios might predict risk for skin condition in males.
research Quantitative measurement of hair diameter diversity as a diagnostic indicator of androgenetic alopecia in Korean males: A cross-sectional study
Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
research Examination of hair growth parameters in androgenetic alopecia in women using TrichoScan
TrichoScan is reliable for counting and measuring hair density but may not accurately assess hair types in women with hair loss.
research Patient prioritisation of items to develop the Patient‐Reported Impact of Dermatological Diseases measure: A global Delphi study
The study created a 27-item measure to assess the impact of skin diseases.
research Hair steroid before and after COVID-19 in preschoolers: the moderation of family characteristics
Family dynamics affect preschoolers' stress levels, especially DHEA.
research Trichodystrophies: A hair-raising differential diagnosis
The guide helps doctors diagnose hair problems by suggesting a thorough patient history, physical exams, and various diagnostic tools.
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.
research Two-dimensional electrophoretic analysis of human hair keratins, especially hair matrix proteins
The method effectively analyzes human hair proteins, especially nonfilamentous ones.