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Human hair varies widely and should be classified by curl type rather than race.

Healthy Han Chinese have lower hair density than whites and Africans, and transplanting 300 hair units can nearly restore normal hair density.

Hair restoration techniques have improved over time, focusing on better results and less scarring, but skilled doctors are essential for natural-looking outcomes.

Artificial hair implantation using scaffolds is possible and PHDPE is more biocompatible than ePTFE.

Older East and Southeast Asian men need less hair density for hair restoration satisfaction, and natural hairline features should guide surgery plans.

The skin-responsive device improved beard and body hair transplant success and increased surgeons' willingness to perform the procedure.

Some children who had stem cell transplants developed permanent hair loss, especially when treated with a drug called busulphan.

Human hair is unique and important for understanding human evolution and identity.

Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.

Hair transplantation can successfully treat stubborn alopecia areata.

The new A-design punch for hair restoration surgery may lead to smaller scars compared to other types.

About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.

Laser hair removal can be an effective last-resort treatment for men with stubborn Alopecia Areata who want to be uniformly bald.

Using implanters in hair transplants can improve outcomes and cause less damage to hair follicles.

Southeast and East Asian men typically have straighter hairlines with less recession and lower hair density, which is important to consider in hair restoration surgery.

Hair restoration surgery has evolved over time, with a focus on natural-looking results and managing patient expectations, while also considering potential complications and the lifelong progression of male pattern baldness.

Using platelet growth factors can improve hair density in transplants, especially for those with fine hair.

The conclusion is that hair loss in women is caused by a mix of hormonal, environmental, and genetic factors, and treatments should target these various causes.

The ARTAS robotic system for hair restoration is efficient with fewer cuts than manual methods, but it's limited to certain hair types and can still leave scars.

Scientists created keratinocyte cell lines from human hair that can differentiate similarly to normal skin cells, offering a new way to study skin biology and diseases.

Androgenetic alopecia causes hair loss by shrinking hair follicles due to androgens, with the connection between the muscle and hair follicle determining if the loss is reversible.

Surgical methods for hair loss due to scarring should be chosen based on the size, location, and shape of the area, with most patients seeing good results.

Surgery for scar-related hair loss on the scalp and eyebrow was successful in 75% of patients.

The conclusion is that hair transplant surgery should use microscopically dissected natural hair groupings and some new terms were suggested for clarity.

Hair transplant surgery is a good cosmetic solution for people with little or no pubic hair, especially to boost their self-esteem.

Injecting a special gel with human protein particles can help hair grow.

Minoxidil, finasteride, and hair transplantation combined give best results for hair loss.

Minoxidil, finasteride, and hair transplantation combined give best results for hair loss.

Hair restoration using micrografts and minigrafts can provide natural-looking hair without scars and good density in 1 or 2 sessions.

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