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

The conclusion is that a new method to measure hair shine was confirmed to match people's visual assessments.

Eyelash curvature is linked to the thickness of the cuticle layer at the root.

Tying a knot can measure hair friction, useful for medical applications.

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

Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.

The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.

Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.

Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.

Selective breeding caused the unique curly hair in Mangalitza pigs.

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

Hair can't be reliably repaired once damaged; prevention and proper product use are key to maintaining hair health.

Ethanol spreads well on hair at low humidity but less so at higher humidity due to water condensation.

The Scalp Coverage Scoring method reliably measures hair density from images.

Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.

A hair transplant using hair from the back of the head and pubic area was successful in creating a feminine hairline for a male-to-female transgender person.

Uncombable hair syndrome causes frizzy hair and can affect the nervous system, eyes, and ears, often co-occurring with other hair, skin, nail, and teeth conditions, and is linked to three specific gene mutations.

KAP-depleted hair causes less immune response and is more biocompatible for implants.

Recombinant keratin materials may better promote skin cell differentiation than natural keratin.

Nanoemulsions improve stability and delivery of active ingredients in cosmetics for skin and hair care.

CCCA is a hair loss type affecting African women, possibly caused by grooming and chemicals, with various treatments and needing more research.

Tight hairstyles and chemical relaxers can cause hair loss known as traction alopecia.

Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.

Curved hair can develop when hair cells merge abnormally during growth.

Common variants in the Trichohyalin gene are linked to straight hair in Europeans.

Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.

Key genes crucial for sheep hair follicle development were identified, aiding fine wool breeding and human hair loss research.

Miracle fruit seed oil significantly reduces hair breakage in women with damaged hair.

A new tool can analyze hair to detect changes due to hormones, genetics, and aging.

Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.