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Gender affects hair and scalp characteristics, with differences in hormone responses, graying patterns, and trace metals.

Lasers are less favored for hair transplant surgery but show promise for hair growth in controlled trials.

Androgenetic alopecia, a common hair loss condition, can be treated with topical minoxidil, oral finasteride, or oral spironolactone, and new treatments like platelet-rich plasma, low-level laser therapy, and janus-kinase inhibitors are being explored.

Hair follicle biology advancements may lead to better hair growth disorder treatments.

Finasteride and minoxidil are effective for hair loss, but continued research is needed for better treatments.

Applying a special compound can promote hair growth without harmful side effects.

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

Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.

Activating the Wnt/β-catenin pathway could lead to new hair loss treatments.

Female pattern hair loss can be treated with medications, surgery, and cosmetic products, considering its psychological impact.

Understanding how hair follicle stem cells work can help find new ways to prevent hair loss and promote hair growth.

The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.

Excessive hair growth can be assessed by history, exam, and blood tests, and treated with medication like dexamethasone, birth control pills, and spironolactone.

Mice are useful for researching human hair loss and testing treatments, despite some differences between species.

Finasteride shows promise for female hair loss, but more research needed.

Hormone therapy affects hair growth in transgender individuals, with testosterone potentially causing hair loss in trans men and estrogen reducing facial/body hair in trans women; treatment options vary.

The model suggests that scalp tension could lead to hair loss, with factors like blood vessel hardening, enlarged oil glands, and poor microcirculation also playing a role. It also hints at a possible link between skull shape and baldness pattern.

The document concludes that accurate diagnosis of hair loss in children is crucial due to limited treatment options and the condition's psychological impact.

Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.

The document concludes that clinicians should be aware of common hair and scalp disorders in women of African descent and that more research is needed to develop effective treatments.

The conclusion is that accurate diagnosis of different types of hair loss requires careful examination of tissue samples and understanding of clinical symptoms.

Hair restoration surgery has improved with better techniques for natural looks and managing patient expectations, but it remains labor-intensive and requires careful consideration of potential complications.

Follicular Unit Hair Transplantation has become a less invasive procedure with natural results, suitable for certain adults with hair loss.

The document concludes that hair analysis is not good for assessing nutrition but can detect long-term heavy metal exposure.

The review highlights the importance of stem cells in hair health and suggests new treatment strategies for hair loss conditions.

Testosterone can cause acne and male-pattern baldness, affects hair growth in men and women, and makes male skin more sensitive.

Stress, nutritional issues, and chronic diseases can cause hair loss, and nail changes may signal internal diseases; treatment focuses on the underlying cause.

Animal models, especially mice, are essential for advancing hair loss research and treatment.

Scalp reduction can treat severe hair loss, but success depends on scalp flexibility and it may cause complications like pain, infection, and cosmetic issues.

Plant extracts like Avicennia marina, Boehmeria nipononivea, and Camellia sinensis could potentially treat hair loss with fewer side effects than synthetic drugs.