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Hair feels different when touched and rubs together in various ways.

The hair follicle structure is more complex than thought, with new findings on protein formation.

Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.

Exclamation mark hairs and broken hairs best indicate active alopecia areata.

Male and female human hairs have different microscopic structures that can help in forensic analysis.

Mummy hair from the Taklamakan desert has calcium and phosphorus inside.

Caffeine hair tonic with 0.001% concentration was more effective in promoting hair growth on guinea pigs.

Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.

Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.

Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.

Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.

Particles similar in size to hair cells penetrate hair follicles better.

A simple method can show hair's surface pattern.

Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.

Comma hairs are a specific sign of tinea capitis when viewed with videodermatoscopy.

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

Human hair follicle cells have specific features.

Synthetic hairs are not recommended for use.

Curly and straight hair differ in how their internal fibers are arranged.

Human hair's strength and flexibility vary by ethnicity, damage, and treatment.

Hair grows from living roots, is made of dead keratin, and goes through growth, rest, and shedding stages.

Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.

Hair shaft abnormalities can help distinguish mycosis fungoides from other skin conditions.

Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.

Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.

Stem cells from whiskers can be transplanted to stimulate hair growth.

The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.

Dermoscopic examination helps diagnose different types of hair loss conditions by showing specific patterns.