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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.

Valproic acid may cause temporary hair changes like loss or thinning in children.

SLE patients experience hair loss similar to telogen effluvium, with hair damage and immune activity at hair follicles.

Monilethrix hair issues are due to problems in the hair's internodes.

Fine hairs improve male pattern baldness treatment, alopecia areata causes remain unknown, and hair can recover from dye damage over time.

Hair treatments can damage hair by changing its chemical content.

Poromas are related to sweat duct cells, and CK patterns help distinguish apocrine poromas from other neoplasms.

The fungus Piedraia hortae damages hair by slowly breaking down its layers, leading to long-lasting infection.

Friedreich's ataxia causes thin, weak hair with surface damage and cavities.

German shepherd hair varies in color and pattern but is flat with a consistent internal structure.

Malvi cattle hair varies in color and pattern across different body regions.

Genetics and hormones cause hair loss; finasteride treats it safely.

Storing hair follicle micrografts for longer times can cause them to enter a state similar to the natural hair shedding phase, which might impact hair transplant results.

Muridae species have unique hair patterns specific to each genus and species.

Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.

Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.

The document concludes that understanding hair loss and its psychological impact is crucial for physicians to provide effective counseling and treatment to patients.

Hair follicles in mutant mice self-organize into ordered patterns within a week.

Hair and scalp disorders significantly affect self-esteem, and using cosmetic products like conditioners and styling aids can improve hair health and appearance.

The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.

Henna dye improves hair cuticle and thickness but effects vary by hair type and health.

The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.

Hair in mammals likely evolved from glandular structures, not scales.

South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.

Scanning electron microscopy revealed four distinct hair root shapes in alopecia areata, suggesting a less invasive diagnostic method.

Hair patterns in mice are controlled by both a global system dependent on Fz6 and a local self-organizing system.

Gene expression in wool follicles changes with growth cycles, offering insights into wool and human hair growth.

Better hair care products are needed to protect against grooming and chemical damage.

S100A3 protein is crucial for hair shaft formation in mice.

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