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Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.

Hair loss is often linked to thyroid problems, especially in women and older people, and screening for thyroid issues is advised for those with hair loss.

Normal levels of DHT can reduce belly fat and increase muscle, but too much can lead to hair loss, prostate issues, and possibly heart disease.

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

Cepharanthine may help hair growth by increasing IGF-I in scalp cells.

Hair restoration surgery can effectively increase pubic hair density, with patient satisfaction and natural results largely depending on the chosen hair pattern and graft design.

Antiandrogens are the main treatment for hirsutism, with individualized care and safe, affordable options needed.

Gray hair regained color after thyroid hormone treatment.

Understanding hair surface properties is key for effective hair care products.

Hair loss in Androgenetic alopecia (AGA) is due to altered cell sensitivity to hormones, not increased hormone levels. Hair growth periods shorten over time, causing hair to become thinner and shorter. This is linked to miscommunication between cell pathways in hair follicles. There's also a change in gene expression related to blood vessels and cell growth in balding hair follicles. The exact molecular causes of AGA are still unclear.

Some drugs have gained approval for new uses, while others like tricyclic antidepressants and aspirin show promise but aren't yet approved for these uses.

Some lung cancer patients treated with EGFR inhibitors may develop a hair loss condition similar to folliculitis decalvans.

Autoimmune diseases cause the immune system to attack the body, and management varies as some are curable and others are not.

Autoimmune diseases cause the immune system to attack the body, and management varies as some are curable and others are not.

Herbal hair dyes from tannin-rich plants are effective and safer than synthetic dyes.

Eating well and avoiding synthetic hair products are key for healthy hair.

The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.

The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.

Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.

Trichotillomania is more common than previously thought, with increasing diagnosed cases.

Hair loss can be treated with medications like minoxidil and finasteride or surgery, but treatment effectiveness varies by alopecia type and accurate diagnosis is important.

Experts recommend using evidence-based methods to diagnose and treat hirsutism, focusing on symptoms and underlying causes.

The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.

The document concludes that understanding hair follicle biology can lead to better hair loss treatments.

Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.

Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.

Folliculitis decalvans is a rare scalp condition causing scarring hair loss, treated with long-term antibiotics and other medications, but it often comes back and is hard to manage.

Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.

Tight hairstyles and chemical relaxers can cause hair loss known as traction alopecia.

Alopecia areata may appear differently depending on the individual's type of hair loss and scalp condition.