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Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.

Hair capacitance mapping effectively measures hair surface moisture changes.

Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.

Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.

Hair diameter diversity helps assess hair loss, but its standard measure varies by individual and ethnicity.

Human hair has bipolar electrical charges because of a gap in the hair follicle's electromagnetic field.

Hair thickness decreases from the upper to lower areas of the back of the head, affecting hair transplant results.

The authors created a realistic and efficient method to simulate hair movement by combining fluid dynamics with individual hair strand behavior.

Normal hair density and diameter ratios were established to help diagnose adult hair loss.

Hair area varies with age and sex, but hair index and medullary index do not.

Human hair is complex and grows in cycles starting from embryonic life.

Measuring hair density is crucial for diagnosing and treating hair loss.

Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.

Human hair movement is affected by its inner structure and chemical treatments.

Brushing causes more long hair breaks than combing, especially with bleached or wet hair.

Natural hair reflects identity and history, while modifications signal social pressures.

Hair analysis can provide insights into a person's medical history and location over time.

The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.

Treating hair with 1M sodium hydroxide increases its friction, making it better for small medical knots.

Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.

Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.

Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.

Understanding hair structure and growth is key for diagnosing hair diseases accurately.

Iodine is absorbed by hair just below the skin surface.

Different hair fiber brands have unique electrostatic and dielectric properties.