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Human hair can be classified into eight types based on physical features, not ethnicity.

Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.

Ruxolitinib can help regrow hair in severe alopecia areata.

Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.

Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.

Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.

High-frequency ultrasonography is a useful but underused tool in dermatology for assessing skin cancers, monitoring diseases, and evaluating treatments.

The conclusion is that skin and hair patterns are formed by a mix of cell activities, molecular signals, and environmental factors.

Plant extracts like Avicennia marina, Boehmeria nipononivea, and Camellia sinensis could potentially treat hair loss with fewer side effects than synthetic drugs.

Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.

Gene network oscillations inside hair stem cells are key for hair growth regulation and could help treat hair loss.

Afro-textured hair is more fragile and prone to certain scalp conditions, requiring careful treatment and more research for effective management.

The study found that in Latin America, ancestry varies by location, influences physical traits, and affects how people perceive their own heritage.

Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.

The plant extract remedy Satura® Rosta promotes hair growth and regrowth without negative effects.

The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.

Future hair cosmetics will be safer and more effective.

Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.

Products should be called 'sperm-safe' only after thorough, well-designed tests.

Low-Level Laser Therapy can stimulate healing and cell function, potentially leading to wider medical use.

New methods to classify curly hair types were developed based on shape and strength.

A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.

Alopecia areata caused a boy's hair to regrow straight instead of curly, but the exact reason is unknown.

Different fields of expertise must work together to better understand hair growth and create effective hair loss treatments.

Genes related to calcium signaling and lipid metabolism are important for curly hair in Mangalitza pigs.

The study concluded that different treatments reduced post-COVID symptoms over time and that factors like age, severity, and comorbidities affect symptom risk.

Vav2 changes how hair follicle stem cells' genes work as they age, which might improve regeneration but also raise cancer risk.

Planarian regeneration begins with a specific gene activation caused by injury, essential for healing and tissue regrowth.

Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.

Nellore cattle have genetic variations linked to their adaptation to tropical environments.