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This overview discusses the anatomy and function of hair, emphasizing the need for natural hair cosmetics due to the harmful synthetic chemicals in many current products.

This study found that experimentally induced hypothyroidism in rats is associated with impaired skin structure, but topical application of triiodothyronine (T3) improved these changes to resemble normal skin.

This paper details the early stages of human scar regeneration using topical iodine and examines hair's role in the regeneration process, noting hair's ability to move freely and transport regenerative material.

The researchers emphasize the limited scope of existing studies on lip aging, highlighting issues that include collagen loss and the deepening of lip lines with age, and suggesting a need for further research to guide cosmetic and clinical interventions.

In this study, Lrig1-positive stem cells in mouse hair follicles were found to be essential for sebaceous gland formation and maintenance, with their depletion causing a temporary loss of these glands and changes in cellular differentiation.

This study reviewed isotretinoin's effectiveness in treating moderate to severe acne and discussed the need to balance its robust treatment benefits with careful monitoring due to significant physiological and psychological side effects.

Single-needle radiofrequency is effective and safe for treating facial sebaceous hyperplasia.

Hair follicles are crucial for maintaining skin barrier function.

This source reviews a range of sebaceous gland disorders, exploring their clinical characteristics, risk factors, and common treatments, including conditions such as sebaceous gland hyperplasia and acne vulgaris, and highlighting various therapeutic approaches.

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

This review discusses autoimmune blistering diseases across species and highlights new treatment efficacy findings and ongoing trials, but it reports no new clinical results.

This study found that stabilizing HIF1A in hair follicle cells promoted a shift to glycolysis, potentially reducing oxidative stress and promoting hair growth, particularly in balding dermal papilla cells.

This study found that topical bortezomib increased cell proliferation in hair follicles and sebaceous glands in mice and may activate hair keratin gene expression through GATA-3 transcription factors.

This article reviews the unapproved use of testosterone for treating female androgen insufficiency and reports no new clinical results.

This study found that canine hair follicle stem cells are located in the isthmus/bulge region of the hair follicle, surrounded by telocytes.

This article discusses the role of androgens in skin conditions like acne and alopecia, emphasizing combined systemic and topical therapy approaches, but it reports no new clinical outcomes.

This article reviews the hormonal and medication-related factors associated with acne development but does not present new research findings.

This study concluded that dermatologists are integral to the care of cancer survivors by shifting focus from symptomatic skin treatment to preventive and rehabilitative strategies that enhance long-term skin health and quality of life post-oncology therapy.

This review outlines the classification, histopathologic presentation, and pathogenetic concepts of scarring and nonscarring alopecias, reporting no new clinical results and emphasizing the need for clinicopathologic correlation.

This review discusses the chronic nature of acne and its association with various systemic diseases, but reports no new clinical findings, highlighting the need for further study on its nutritional or genetic links.

This review discusses the physiological skin changes during pregnancy and reports no new clinical results, emphasizing the importance of distinguishing these changes from pathological conditions.

This review discusses the influence of androgens on hair and sebaceous growth, emphasizing that response may depend more on peripheral sensitivity than on hormone levels; it reports no new empirical results.

This study describes patients with moderate to severe scarring alopecia of the scalp margin and suggests that traction is not the sole cause for this condition, as half of the patients had no history of harsh hairstyling practices.

This article reviews insights into the pathogenesis of primary cicatricial alopecias, such as lichen planopilaris, provided by emerging technologies, but it does not report new clinical results.

This article discusses the common dermatological issues in adolescence linked to hormone fluctuations, such as acne and excessive sweating, and reports no new clinical results.

This case report describes a 26-year-old with systemic lupus erythematosus presenting with psoriatic alopecia, revealing a novel scalp dermoscopic pattern of “patchy dotted vessels.

This review highlights that isotretinoin effectively treats acne by addressing its pathogenic mechanisms, although managing its teratogenic risk and side effects through structured monitoring is crucial for safe use.

This study reviews natural hair and scalp care methods, highlighting the importance of plant-derived ingredients and scalp type diagnostics for effective trichological management and optimal hair health.

This review discusses the diagnosis of alopecia in psoriasis, highlighting different hair loss types and the need to distinguish it from similar conditions, but reports no new clinical results.

This review explores androgen metabolism in the skin, highlighting enzyme localization and potential implications for treating androgen-dependent skin conditions, but it reports no new clinical results.