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The document says that hair loss in women is often due to androgenic alopecia, similar to male baldness, and that hirsutism is treated with hormonal and cosmetic methods.

Microneedling helps increase the absorption of a melanin product into hair follicles, which may improve laser hair removal effectiveness.

Laser hair removal is safe and effective for fair-skinned people with dark hair, and using eflornithine with laser treatments can improve results.

Intralesional triamcinolone acetonide is better than PRP for treating scalp alopecia areata, leading to faster and more complete hair regrowth.

Japanese researchers created new hair follicles from human cells that grew hair when put into mice, and other findings showed a link between eye disease severity and corneal thickness, gene mutations affecting hearing and touch, and the safety of the shingles vaccine for adults over 50.

Isotretinoin shrinks sebaceous glands without affecting hair or skin color, unlike etretinate.

Marie Antoinette syndrome causes sudden hair whitening, but its exact cause is unknown.

Applying calreticulin can speed up wound healing in diabetics.

Patient-derived melanocytes can potentially treat vitiligo by restoring skin pigmentation.

Gonadal hormones significantly affect the severity of alopecia areata in mice.

A chubby child can still be malnourished.

Melanocyte transplantation can safely restore skin color, especially in stable vitiligo, but must be chosen carefully based on the disease phase.

Alefacept showed some effectiveness for alopecia areata but needs more research.

Skin patterns are formed by simple reaction-diffusion mechanisms.

A 3-year-old girl with skin mast cell buildup and congenital baldness improved with treatment, suggesting a rare link between these conditions.

Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.

Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.

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.

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.

Hair grays due to oxidative stress and fewer functioning melanocytes.

Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.

Premature graying of hair may suggest health issues and currently lacks effective treatments.

Scientists found cells in hair that are key for growth and color.

White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.

3-Deoxysappanchalcone helps human hair cells grow and stimulates hair growth in mice by affecting certain cell signaling pathways.

Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.