research Hyperactivation of sympathetic nerves drives depletion of melanocyte stem cells
Stress can cause hair to turn gray by depleting stem cells.
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990-1000 / 1000+ resultsresearch Human Female Hair Follicles Are a Direct, Nonclassical Target for Thyroid-Stimulating Hormone
Thyroid-stimulating hormone affects hair follicles but doesn't change hair growth or color.
research Photoaggravation of hair aging
Sunlight exposure ages hair, making it brittle, stiff, and dry.
research Effect of Ultraviolet Radiation, Smoking and Nutrition on Hair
Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
research Exogenous Factors in Hair Disorders
Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.
research Development of a Novel Penetration-Enhancing Agent for Hair Products
HAIRCARECUBE TM (HCC) helps hair products work better by getting active ingredients deeper into the hair.
research Dynamic Transcriptome Profile Analysis of Mechanisms Related to Melanin Deposition in Chicken Muscle Development
Key genes influence melanin in chicken muscles, affecting their value.
research The Applications of Medical Tattooing in the Head and Neck Region
Medical tattooing improves appearance and quality of life, but has potential risks.
research Anatomy and Biology of Hair at Different Ages
Hair grows in cycles and changes with age, starting from fetal development.
research Regulatory Effects of Thai Rice By-Product Extracts from Oryza sativa L. cv. Bue Bang 3 CMU and Bue Bang 4 CMU on Melanin Production, Nitric Oxide Secretion, and Steroid 5α-Reductase Inhibition
BB4CMU rice bran oil may help treat hair loss and gray hair.