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Greying hairs may be protected from alopecia areata.

The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.

White hair can make the scalp look more visible, which may be mistaken for hair loss.

The document explains hair growth, hair loss types, and other hair-related terms.

Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.

Different hair and nail conditions can indicate health issues and have specific treatments; accurate diagnosis is crucial before treatment.

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.

Hair transplantation has improved with techniques that increase graft survival and patient satisfaction for more natural results.

Long-pulsed ruby lasers effectively reduce hair for up to 2 years with minimal pain.

A woman developed facial hair cysts after using a 3% minoxidil solution for hair loss, which disappeared after stopping the treatment and removing the cysts surgically.

The document says that there are treatments for hair and nail diseases.

The created skin model with melanoblasts improves the study of skin color and offers an alternative to animal testing.

The cell membrane complex in mammalian hair has three distinct types with different structures and chemical properties.

Lasers in hair transplantation may have potential but require caution due to possible damage and reduced graft survival.

Rapid weight loss from dieting and hormonal injections can cause significant hair loss in women.

The meeting presented new findings on hair stem cells, pigmentation, genetics, and modern hair treatment techniques.

The hair tonic with the highest seaweed extract content showed the best hair growth results.

L-arginine, hydrolysed keratin, and cystine-silanol copolymer can help protect hair from damage during and after bleaching.

Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.

Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.

Androgens can both increase and decrease hair growth in different parts of the body.

Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.

Androgens can cause hair growth in some areas and hair loss on the scalp.

Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.

Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.

Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.

The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.

Trichoscopy is a useful non-invasive method for diagnosing different hair loss conditions.

Hair grays due to oxidative stress and fewer functioning melanocytes.

Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.