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 Quantitative Studies on Human Hair Growth (II): Correlation Between Subjective Grading and Objective Measurements of Hair Growth
The study concluded that certain hair growth measurements are good indicators of baldness severity and provide a more accurate assessment than subjective grading.
research Assessment of Hair Loss: Clinical Relevance of Hair Growth Evaluation Methods
Effective hair loss assessment requires a mix of precise measurement methods.
research Critical Study of Hair Growth Analysis with Computer-Assisted Methods
The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
research Quantitative Estimation of Hair Growth: Androgenetic Alopecia in Women and the Effect of Minoxidil
Minoxidil promotes hair growth in women with early-stage alopecia.
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 Formulation and Physical Quality Tests of Hair Fertilizer Preparations from Lemongrass (Chrysopogon Zizanioides) and VCO (Virgin Coconut Oil)
The hair oil with lemongrass and coconut oil promotes hair growth effectively.
research How Good Is Artificial Intelligence at Solving Hairy Problems? A Review of AI Applications in Hair Restoration and Hair Disorders
AI is effective in diagnosing and treating hair disorders, including detecting hair loss and scalp conditions with high accuracy, but it should supplement, not replace, doctor-patient interactions.
research HairMeasure: A Cost-Effective Device for Measuring Hair Mass Index
The HairMeasure device is a cheap way to measure Hair Mass Index and find scalp areas for hair exams.
research Scalp Immersion Proxigraphy: An Improved Imaging Technique for Phototrichogram Analysis
SIP is a better method for measuring hair growth accurately.
research Laboratory and Experimental Trichology
The document concludes that the trichogram is a useful tool for diagnosing hair loss and suggests semi-organ cultures for practical trichological research.
research Clinical and Instrumental Characterization of Hair and Scalp Aging in Nonbalding Caucasian Women
Aging significantly affects the hair and scalp of nonbalding Caucasian women, with changes that differ from male pattern baldness.
research Why Care About Linear Hair Growth Rates? A Study Using In Vivo Imaging and Computer-Assisted Image Analysis After Manual Processing in Unaffected Male Controls and Men with Male Pattern Hair Loss
Thicker hair grows faster; hair loss patients have slower growth.
research Effect of Cyproterone Acetate on Rate of Hair Growth in Hirsute Females
Cyproterone acetate reduced hair growth in most hirsute females and made hair softer, thinner, and lighter.
research Gender Differences in Scalp Hair Growth Rates Are Maintained but Reduced in Pattern Hair Loss Compared to Controls
Women's hair grows faster and thicker than men's, but hair growth slows for both genders with pattern hair loss.
research The Effect of a Combination of an Arginine Silicate Complex and Magnesium Biotinate on Hair and Nail Growth in Rats
A combination of arginine silicate complex and magnesium biotinate improves hair and nail growth in rats.
research Effects of Sex Steroid Deprivation and Administration on Hair Growth and Skin Sebum Production in Transsexual Males and Females
Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
research Exogenous IGF-1 Promotes Hair Growth by Stimulating Cell Proliferation and Downregulating TGF-β1 in C57BL/6 Mice In Vivo
IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
research A 6-Month, Randomized, Double-Blind, Placebo-Controlled Study Evaluating the Ability of a Marine Complex Supplement to Promote Hair Growth in Men with Thinning Hair
The marine complex supplement significantly improved hair growth in men with thinning hair without adverse effects.
research Seasonal Variation in Hair Follicle Activity and Fiber Growth of Both Male and Female Merghoz Goats in Western Iran
Goat hair growth and follicle activity change with the seasons and differ between males and females.
research Investigation of Some Amino Acid Analogues and Metabolites as Inhibitors of Wool and Hair Growth
Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
research Effects of SM-215 on Hair Growth by Hair Follicle Stimulation
SM-215 promotes hair growth by improving the environment around hair follicles.
research Androgens Trigger Different Growth Responses in Genetically Identical Human Hair Follicles in Organ Culture Reflecting Their Epigenetic Diversity in Life
Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
research The Administration of Flumethasone by Three Different Routes, Its Measurement in the Plasma, and Some Effects on Wool Growth in Merino Wethers
Flumethasone causes wool shedding in Merino wethers, with recovery in about 60 days.
research Assessment of Rate of Hair Growth Using a Simple Trichometer
The trichometer accurately measures hair growth and is easy to use.
research Female Patients Complaining About Hair Loss: Documentation of Defective Scalp Hair Dynamics with Contrast-Enhanced Phototrichogram
The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
research Natural Scalp Hair Regression in Preclinical Stages of Male Androgenetic Alopecia and Its Reversal by Finasteride
Finasteride reverses early hair loss and promotes growth.
research Hair Follicle Culture
Hair follicle culture helps study hair growth but has limitations in modeling the full hair cycle.
research Hair Growth Effect and the Mechanisms of Rosa Rugosa Extract in DHT-Induced Alopecia Mice Model
Rosa rugosa extract promotes hair growth and could be a natural treatment for hair loss.
research The Hair Cycle on the Human Thigh and Upper Arm
Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.