research Hair Breakage in Normal and Weathered Hair: Focus on the Black Patient
Black hair is fragile due to hair care practices, not structural differences.
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30 / 1000+ resultsresearch Fast-Embeddable Grooved Microneedles by Shear Actuation for Accurate Transdermal Drug Delivery
New microneedles deliver drugs through the skin accurately and effectively.
research An Innovative Experimental Petrographic Study of Concrete Produced by Animal Bones and Human Hair Fibers
Concrete made from animal bones and human hair is stronger and more environmentally friendly than traditional concrete.
research Advances in Regenerative Stem Cell Therapy in Androgenic Alopecia and Hair Loss: Wnt Pathway, Growth Factor, and Mesenchymal Stem Cell Signaling Impact Analysis on Cell Growth and Hair Follicle Development
Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.
research Transdermal Finasteride Delivery via Powder-Carrying Microneedles with a Diffusion Enhancer to Treat Androgenetic Alopecia
Microneedles with enhancer effectively promote hair growth and increase hair density.
research Scalp Micro-Pigmentation via Transcutaneous Implantation of Flexible Tissue Interlocking Biodegradable Microneedles
New technique implants pigment in scalp with less pain and damage.
research A Lipid–Polymer Hybrid Nanoparticle-Loaded Dissolving Microneedle Patch for Promoting Hair Regrowth by Transdermal miR-218 Delivery
The microneedle patch effectively promotes hair regrowth by delivering miR-218.
research Fracture in Hierarchical Biomaterials: Human Hair
Human hair's structure makes it tough and resistant to breaking.
research Development and Characterization of Cream Containing Nanostructured Lipid Carriers for Hair Split-End Repairing
Nanostructured lipid carriers can effectively repair hair split-ends for over 3 days.
research Regulation of Hair Shedding by the Type 3 IP3 Receptor
The type 3 IP3 receptor is important for controlling hair loss and growth.
research Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometrical and Structural Mechanical Parameters
New methods to classify curly hair types were developed based on shape and strength.
research Understanding Breakage in Curly Hair
Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.
research In-Situ Tensile Testing of Hair Fibers in an Environmental Scanning Electron Microscope
Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
research Impact of Hair Damage on the Penetration Profile of Coconut, Avocado, and Argan Oils into Caucasian Hair Fibers
Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
research Cartilage to Bone Transformation During Fracture Healing Is Coordinated by the Invading Vasculature and Induction of the Core Pluripotency Genes
Blood vessels and specific genes help turn cartilage into bone when bones heal.
research Mechanical Stretch Upregulates SDF-1α in Skin Tissue and Induces Migration of Circulating Bone Marrow-Derived Stem Cells into the Expanded Skin
Stretching skin increases a certain protein that attracts stem cells, helping skin regeneration.
research Skin Aging as a Mechanical Phenomenon: The Main Weak Links
Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
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 Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometrical and Structural Mechanical Parameters
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
research Effect of Temperature and Humidity on Mechanical Properties of Rabbit Hair Fibers
Higher temperatures improve rabbit hair strength up to 50°C, but moisture weakens it.
research Trichonodosis in a Patient with Straight Hair
Mechanical trauma like towel drying can cause knotted hair even in straight hair.
research Effect of Surface Treatments on the Nanomechanical Properties of Human Hair
Bleaching and combing damage hair's surface and mechanical properties.
research Quantifying the Effects of Repeated Dyeing: Morphological, Mechanical, and Chemical Changes in Human Hair Fibers
Repeated hair dyeing significantly damages hair.
research Mechanical Upper Bowel Obstruction Caused by a Large Trichobezoar in a Young Woman: A Very Unusual Case Report
A young woman had surgery to remove a large hairball that blocked her intestines and then got psychiatric help.
research Meta-Analysis of Photobiomodulation for the Treatment of Androgenetic Alopecia
Fluid viscosity affects fracture design and proppant placement in hydraulic fracturing.
research The Roles of WNT Signaling Pathways in Skin Development and Mechanical-Stretch-Induced Skin Regeneration
WNT signaling is crucial for skin development and healing.
research Recent Developments in Alopecias
Recent hair loss research shows some progress, especially in understanding male pattern baldness, but effective treatments for many types of hair loss are still lacking.
research Fractography of Human Hair
Moisture content significantly affects how human hair breaks.
research COVID-19 and Hypopituitarism
COVID-19 and hypopituitarism (reduced pituitary gland function) are linked, with the latter's related health issues potentially worsening COVID-19 outcomes, and COVID-19 possibly increasing risk for pituitary complications.
research Environmental and Cosmetic Factors in Hair Loss and Damage
Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.