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This review reports that 3D skin bioprinting has made significant progress towards clinical application, particularly in wound healing and disease modeling, but further work on vascularization and bioink standardization remains crucial.

This literature review discusses the challenges and potential strategies for creating fully functional hair follicles capable of active cycling, emphasizing the molecular mechanisms, signaling pathways, and innovative regenerative techniques, such as hair micropatterning and three-dimensional printing, crucial for optimizing hair follicle regeneration.

This study revealed that during avian skin development, complex tissue architecture results from specific cellular flows and mechanical processes that guide feather bud protrusion and elongation, with distinct differences noted in scale development, where rigidity restricts such transformations.

In this analysis, the authors examine how hairdressing techniques like thinning and micro-graduation can correct women's hairlines by softening optical contours and enhancing visual symmetry, emphasizing the relevance of individual factors such as morphology and stylistic expectations in selecting these non-medical approaches.

The study introduced an advanced skin model, ImmuSkin-MT, which effectively distinguished between different strengths of skin sensitizers by mimicking the interaction of immune cells in skin tissue.

This study introduced a rapid rehydration approach for creating customizable, multifunctional hydrogel sensors, enabling precise detection of surface deformations and easy integration of layers, highlighting its potential for standardized and adaptable manufacturing of wearable devices.

This article reviews Frambusia, a skin-contact-spread tropical infection, and stresses improving medical professionals' diagnostic and treatment skills to achieve the WHO's eradication target by 2030, without reporting new results.

In a keratinocyte-specific knockout mouse model, this study found that deleting GRK2 disrupted hair follicle homeostasis, causing cyst-like structures, abnormal growth patterns, and eventual hair loss, suggesting potential links to immune-mediated alopecias.

This study found that TRM21 acts as a positive regulator of flavonoid biosynthesis at the translational level in Arabidopsis, leading to changes in root hair growth and a decrease in flavonoid content when TRM21 is mutated.

This article discusses two cases of follicular dyskeratosis (Darier-White disease), highlighting its rare occurrence, genetic basis, and the challenges in diagnosis and treatment; it presents no new experimental results.

This review discusses advancements in regenerative medicine for hair loss treatments, highlighting stem cell techniques for rejuvenating or creating hair follicles, but provides no new clinical results.

New drugs for Alzheimer's and rheumatoid arthritis advanced, a Zika vaccine is in development, and there were business deals in anesthesia and oncology.

Hair transplantation in East Asians needs special techniques to ensure natural results and prevent complications due to their unique hair and scalp characteristics.

This chapter reviews the skin's structure and its clinical relevance, highlighting connective tissue diseases and the potential for novel treatments like protein, cell, or stem cell transfer, but reports no new findings.

This study identified five distinct natural scalp whorl patterns and noted that White males have more distinct whorls, whereas African Americans and women often display a diffusion pattern.

This article offers practical guidance on specific techniques for surgical hair restoration repairs, emphasizing meticulous techniques and optimal use of limited hair supply to achieve improved cosmetic results.

This review discusses facial hair transplantation techniques for natural-appearing results in restoring eyebrows, beards, goatees, sideburns, and repairing alopecic scarring, reporting no new clinical results.

This study observed that men who conform more strongly to traditional masculinity norms are likelier to undergo cosmetic surgery as a way to assert power, success, dominance, and sexual success.

This source reviews advancements in microneedle-based cosmeceutical delivery, discussing new technologies and highlighting a burgeoning area of research involving microneedling combined with stem cell delivery for anti-aging, without finding measurable changes in skin barrier function or appearance during the study period.

This review discusses the application of mesenchymal stem cells and their secretory factors for skin and hair regeneration and reports no clinical results; the authors highlight the progress and call for practical applications.

This chapter reviews the potential of adipose-derived stem cells for skin aging and hair loss treatments but reports no new experimental results; the authors highlight these stem cells as a promising regenerative resource.

This study found that using layer-by-layer encapsulation techniques on dermal papilla cells can support their function and may help treat hair loss when used in conjunction with freshly isolated epidermal cells.

This review outlines the current state and future prospects of using layer-by-layer self-assembly for cell encapsulation in biomedical applications, such as cell-based biosensors, transplantation, and tissue engineering, while also discussing its limitations and potential advancements.

This study introduced a Density-Calibrated Airtouch Protocol (DCAP) that suggests customizing the Airtouch hair coloring technique based on client hair density to optimize color blend, pigment longevity, and hair health.

This study analyzed techniques to create the popular "sun-kissed" hair look on dark-to-medium blonde (Level 5–6) tones, concluding that a 2–3 level differential, targeted placement across three cranial zones, and acidic glossing are essential for optimal results.

This study demonstrates that LES-hair can detect differential protein expression in specific regions of plucked hair follicles, suggesting its potential for research and clinical applications like monitoring treatment effects in alopecia and cancer therapies.

This study introduced a high-viscosity epoxy photoresist to enhance the fabrication of complex microstructures with monolithic integration and mechanical stability, enabling advancements in two-photon 3D printing for creating functional micro-mechanical devices.

This article discusses the philosophy and strategies for dense packing in hair transplantation, emphasizing that not all patients are candidates, and reports no clinical results.

This narrative literature review examined how linking embryonic development with non-genetic skin anomalies can improve diagnostic accuracy, guide prenatal counseling, and enrich dermatology education by revealing specific vulnerabilities in skin morphogenesis and supporting advances in regenerative medicine.