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Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.

Abnormal cuticle and hair shaft medulla cause hair loss in androgenetic alopecia; sonography helps diagnose and manage it.

The document provides ways to tell alopecia areata from other similar hair loss conditions, using visual checks and specific tests.

Different populations have distinct hair structures related to their ancestry.

Loose Anagen Hair syndrome occurs in dark-skinned children and often improves on its own.

The document suggests finding a simpler, cheaper way to diagnose Uncombable Hair Syndrome.

A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.

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 Cell Membrane Complex in hair has both water-attracting and water-repelling layers.

Trichoscopy is a useful tool for diagnosing hair disorders without pulling out hair.

Four children had unmanageable pale blond hair due to uncombable-hair syndrome.

Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.

The document explains how to identify different hair problems using a microscope.

Over half of the children had abnormal hair under a microscope, with many having genetic hair conditions.

The hair masks are safe, stable, and effective for hair care.

The document concludes that early diagnosis and treatment are crucial for children with hair loss to prevent permanent damage, although not all conditions can be effectively treated.

A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.

A critically ill boy experienced hair loss likely due to the stress of his medical treatments, but his hair regrew completely in 1.5 months.

George Ernest Rogers was a notable scientist who made important discoveries about hair and wool proteins.

The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.

Alopecia Areata causes significant structural and compositional changes in hair.

A young cat had a rare hair condition with twisted hair shafts but stayed healthy.

The study showed that some hair follicle stem cells wake up to grow hair while others stay asleep, and that the environment around them is important for hair growth.

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

Urea helps hair dye penetrate better and last longer.

Some children are born with unusually short, fine hair because their hair growth phase is short, but this often gets better by itself during puberty.

Keratin proteins are crucial for hair growth and structure.

The study concluded that PKP1 is essential for skin integrity and hair growth, and its dysfunction causes the symptoms of ectodermal dysplasia/skin fragility syndrome.

PEI diffuses into hair at a constant rate, and urea speeds up this process.

A 12-year-old boy with a rare genetic condition has progressive hair loss with no effective treatment.