research The Human Hair: From Anatomy to Physiology
The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.
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research Ozone Interactions with Human Hair: Ozone Uptake Rates and Product Formation
Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
research Light Scattering from Human Hair Fibers
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
research Stem Cells from Human Hair Follicles: First Mechanical Isolation for Immediate Autologous Clinical Use in Androgenetic Alopecia and Hair Loss
Stem cells from hair follicles can safely treat hair loss.
research Improving Stable Isotopic Interpretations Made From Human Hair Through Reduction of Growth Cycle Error
The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
research What Women Want: Quantifying the Perception of Hair Amount - An Analysis of Hair Diameter and Density Changes with Age in Caucasian Women
Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
research Improvement of Androgenetic Alopecia with Topical Sophora Flavescens Aiton Extract, and Identification of the Two Active Compounds in the Extract That Stimulate Proliferation of Human Hair Keratinocytes
Sophora flavescens extract helps hair growth and treats hair loss.
research How Different Is Human Hair? A Critical Appraisal of Global Hair Fibre Characteristics and Properties Towards Defining a More Relevant Framework for Hair Type Classification
Human hair varies widely and should be classified by curl type rather than race.
research Isolation and Quantification of Glycosaminoglycans from Human Hair Shaft
Human hair contains more glycosaminoglycans in children than adults, and these compounds decrease with age, possibly affecting hair thickness.
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 3D Modelling for Solar Erythemal UV Protection Provided by Human Hair
Human hair provides more UV protection when aligned and at higher angles, but the scalp still gets UV exposure.
research Titrated Extract of Centella Asiatica Increases Hair Inductive Property Through Inhibition of STAT Signaling Pathway in Three-Dimensional Spheroid Cultured Human Dermal Papilla Cells
Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
research Hair Diameter Variation in Different Vertical Regions of the Occipital Safe Donor Area
Hair thickness decreases from the upper to lower areas of the back of the head, affecting hair transplant results.
research Histology of the Human Hair Follicle
Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.
research Normal Head-Hair Length Is Correlated With Its Diameter
Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
research Hair Diameter Measurements for Planning Follicular Unit Extraction Surgery: Is There a Correlation Between the Micrometer Caliper and Scanning Electron Microscopy Findings?
The micrometer caliper is a reliable tool for measuring hair diameter for FUE surgery.
research Hair Diameter vs. Hair Density in Male Androgenetic Alopecia
Hair loss is due to thinner hairs, not less hairs; hair diameter indicates balding progression and treatment effectiveness.
research Evaluation of Hair Density and Hair Diameter in the Adult Thai Population Using Quantitative Trichoscopic Analysis
Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
research Parietal Scalp Is Another Affected Area in Female Pattern Hair Loss: An Analysis of Hair Density and Hair Diameter
Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
research Review of Human Hair Follicle Biology: Dynamics of Niches and Stem Cell Regulation for Possible Therapeutic Hair Stimulation for Plastic Surgeons
Understanding hair follicle biology and stem cell control could lead to new hair loss treatments.
research Contribution of Hair Density and Hair Diameter to the Appearance and Progression of Androgenetic Alopecia in Japanese Men
Hair thickness matters more than density for baldness in Japanese men over 25.
research Hair Diameter in Systemic Lupus Erythematosus
People with lupus and rheumatoid arthritis have thinner hair than healthy people.
research Donor Site of Follicular Unit Excision Hair Transplantation: The Relationship Between Appearance and Actual Hair Density, and Hair Diameter
Good-looking donor sites for hair transplants usually have higher hair density and thicker hair.
research Rosmarinus Officinalis Essential Oil Increases Hair Length and Follicle Diameter of Ultraviolet B-Exposed Mice Through VEGF
Rosemary essential oil improved hair growth and thickness in UVB-exposed mice.
research Systems Approach to Human Hair Fibers: Interdependence Between Physical, Mechanical, Biochemical, and Geometric Properties of Natural Healthy Hair
Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
research Stiffness of Human Hair Correlates with the Fractions of Cortical Cell Types
Hair stiffness is higher when it has more para-like cortical cells.
research Examining Polyquaternium Polymers Deposition on Human Excised Hair Fibers
Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
research Trends in Human Hair Growth and Alopecia Research
The book reveals diverse patterns of hair growth in different species and advancements in hair and alopecia research.
research Androgens and Human Hair Growth
Androgens can cause hair growth in some areas and hair loss on the scalp.
research Age, Health, and Attractiveness Perception of Virtual Human Hair
Hair style affects perceptions of age, health, and attractiveness more than hair color does.