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Hair follicles can help wounds heal faster and this knowledge could be used to treat chronic skin ulcers, with a potential use of a special stem cell hydrogel to enhance healing.

A 17-year-old developed woolly hair nevus in adolescence, which is unusual, and over time the hair darkened and straightened slightly, but microscopic changes persisted.

The long-pulsed alexandrite laser is effective for hair reduction, particularly for light-skinned individuals with dark hair, but caution is needed for darker skin.

Asian hair is stronger and more damage-resistant than Caucasian hair due to a thicker cuticle layer.

Hair loss in Cronkhite-Canada syndrome is reversible by treating the gut issues and doesn't need steroid treatment for the hair itself.

Laser hair removal is effective for dark hair but needs improvement for nonpigmented or fine hairs.

Using a scalp flap for hair transplantation gives denser, faster results than older methods, but it's complex and needs careful planning.

Malondialdehyde-modified DNA may trigger an immune response in alopecia areata patients.

A man developed a rare blood vessel connection on his scalp after hair transplants, which was successfully treated with surgery.

Punch grafting treats vitiligo faster but can cause a cobblestone look, while follicular hair transplantation is slower but looks better and has no side effects.

Low androgen levels can still cause female pattern hair loss.

Minoxidil treatment can stimulate hair growth in hairless puppies if applied early.

The 60-second timed hair count is a reliable and simple way to measure hair shedding at home, showing older women tend to shed more hair than younger women.

A man got heart infection from scalp infection caused by artificial hair implants.

The document concludes that doctors should check for frontal fibrosing alopecia in patients with acquired hyperpigmentation and that early treatment is important.

The document explains different hair and scalp conditions, including common hair loss after pregnancy or illness, drug-induced hair loss, hereditary excessive hair growth, patterned baldness, autoimmune hair loss, and permanent loss due to skin disease, with generally limited treatment options.

Older adults in Vietnam often experience hair loss after COVID-19, especially women, singles, and those hospitalized.

Androgenic alopecia causes hair follicle degradation and skin restructuring, but some hair elements remain.

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

Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.

Several companies launched new hair care ingredients in 2011 to improve conditioning, color retention, combability, and heat protection.

Hair regeneration needs dynamic cell behavior and mesenchyme presence for stem cell activation.

Middle-aged women with chronic telogen effluvium experience increased hair shedding but usually don't get significantly thinner hair.

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

Understanding hair growth involves complex interactions between molecules and could help treat hair disorders.

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

Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.

Hair loss that spreads out can often fix itself or be treated by finding and handling the cause.

White lupin uses specific genes to grow root hairs and access phosphorus when it's scarce.

Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.