Cornification is the process where living skin cells die to create a protective barrier, and problems with it can cause skin diseases.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.
99 citations
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June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
37 citations
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October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
25 citations
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August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
11 citations
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January 2004 in “Exogenous dermatology” Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.
9 citations
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August 2024 in “Cureus” Ketoconazole shampoo is a safe and effective treatment for scalp seborrheic dermatitis.
January 2026 in “Biomedical and Biopharmaceutical Research” Pequi and buriti oils improve curly hair's gloss and strength.
November 2025 in “International Journal for Research in Applied Science and Engineering Technology” Herbal shampoos are popular for being safe, effective, and eco-friendly.
March 2025 in “Regenerative Therapy” Spirulina maxima extract may help hair growth by boosting cell activity.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Plant-based pigments in shampoo offer vibrant colors and scalp benefits, meeting quality standards and providing a natural alternative to synthetic dyes.
December 2015 in “Biomedical and biopharmaceutical research” Argan oil makes hair care products spread better and improves their texture.
67 citations
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April 2007 in “Journal der Deutschen Dermatologischen Gesellschaft” Shampoos are designed to clean and improve hair and scalp health, with specific ingredients for different hair types and conditions.
40 citations
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February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
6 citations
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October 2018 in “PLoS ONE” Stress can slow hair growth and affect skin color by impacting the body's stress response system.
1 citations
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October 2023 in “Medicina” Scabies is the most common skin condition among children in Pakistan, with poor hygiene and contact with animals being major risk factors.
December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
September 2023 in “Journal of Natural Fibers” Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
3 citations
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September 2021 in “BioEssays” Dandruff might be caused by changes in how hair follicles naturally release oils and an immune response to this imbalance.
1 citations
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August 2017 in “Journal of food and nutrition research” The herbal supplement increased hair thickness and reduced scalp oiliness in women.
April 2024 in “Current research in nutrition and food science” Taking an amino acid supplement improved skin, hair, and nail health in women.
Different treatments change the strength and flexibility of human hair.
5 citations
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March 2022 in “Clinical Cosmetic and Investigational Dermatology” The model accurately predicts skin conditions in Korean women using genetic information, aiding personalized skincare.
2 citations
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July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
53 citations
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January 2013 in “Journal of toxicologic pathology” The project created a standardized system for classifying skin lesions in lab rats and mice.
34 citations
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January 2011 in “Annals of dermatology/Annals of Dermatology” Using a hair dryer at 15 cm with continuous motion causes less damage than natural drying.
7 citations
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September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
5 citations
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May 2022 in “Clinical & Experimental Metastasis” Minoxidil and ranolazine together can reduce the spread of certain breast cancer cells.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.