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AFM helps study hair surfaces for dermatology, cosmetics, and forensics.

Male and female scalp hair differ in size, density, length, curliness, pigmentation, and cuticle preservation.

DNA markers can predict physical traits for forensic use, but there are ethical and technical challenges.

Hair analysis can be unreliable due to external contamination and varying drug concentrations.

Forensic DNA Phenotyping can help predict physical traits from crime scene DNA to identify suspects.

Forensic DNA phenotyping can help generate new leads in cold cases but faces accuracy, legal, and acceptance challenges.

Enzyme presence in hair sheath cells decreases over time, affecting forensic analysis.

Sweden's forensic medicine is expanding the use of CT and aims to integrate 3D photogrammetry for injury documentation.

Hair testing is crucial for forensic science and public health.

The book is a useful reference for forensic medicine with some areas needing expansion for multicultural relevance.

Sex hormone antibodies can help identify male and female contributors in forensic samples.

A new fluorescent material can detect dextran sulfate sodium, turning green when present, useful for forensic and environmental monitoring.

Degraded hair shafts resist contamination and can be easily cleaned.

Recognizing specific tissue types on telogen hair roots can improve DNA typing.

Cut hair can help link suspects to crime scenes.

Ethyl glucuronide levels in hair can change when exposed to artificial sunlight, depending on hair color and thickness.

The sympathetic nervous system is linked to scalp hair loss.

Hair color is important in many fields and is measured for various purposes.

A new method can quickly and accurately detect drugs in hair.

Tramadol and THC-COOH can be detected in hair for several months after stopping use.

Plasma jet treatments can clean hair and might replace peroxide for hair care.

An 8-year-old boy recovered from a rare case of penile tourniquet syndrome after hair removal surgery.

Hair analysis can detect drug use but is costly and interpretation is complex.

Hair color is determined by melanin types and gene activity.

Bleaching and UV exposure significantly damage hair.

Anabolic steroid misuse is a major health issue causing severe health problems and requires better awareness and monitoring.

Ganser syndrome may result from both organic and psychogenic factors.

Genetic and lifestyle factors influence skin and hair aging, and prediction models can help assess aging and cosmetic treatments.

The review explains how hair products work and the science of different hair types to help improve hair care research.

Hair cortisol measurement is a promising, non-invasive tool for monitoring cortisol exposure over time.