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This review critiques the unwarranted promotion of biotin for hair and nail improvements, noting the lack of evidence for routine use and highlighting concerning trends in consumer and physician practices.

Women in Australia report different signs of facial aging compared to women in the US, UK, and Canada; men with Lichen planopilaris often have hormonal abnormalities and thyroid disease.

Reflectance confocal microscopy can noninvasively diagnose onychomatricoma by showing unique features different from healthy nails or nail fungus.

In this narrative review, researchers found preliminary evidence suggesting that minoxidil, both topical and oral, may enhance nail growth and improve nail strength and appearance, though more extensive studies are needed to confirm its efficacy and safety for this off-label use.

This article reviews the characteristics, associations, and diagnostic criteria for alopecia areata and reports no new clinical findings; the authors note the disease's unpredictable course and variable prognosis.

In this study, researchers found that targeted therapies for metastatic melanoma often cause hair and nail side effects, with hair changes more common in patients treated with BRAF inhibitors like vemurafenib.

In this study, analysis of FDA data revealed a substantial risk of dermatologic adverse events with aromatase inhibitors, especially anastrozole and exemestane, highlighting the importance of dermatologic monitoring during such therapies.

Online medical education helps doctors make better clinical decisions and increases their knowledge in treating fungal nail infections.

The Nd:YAG laser is a successful and safe way to treat ingrown and pincer nails.

This abstract lists affiliations and states no financial interests but provides no research findings to summarize.

This research notes that biologics and small molecules are effective for treating nail psoriasis and alopecia areata, albeit with precautions for adverse events, but no clinical trials have been published for their use in treating nail lichen planus and atopic dermatitis.

In this study, low grade inflammation was associated with skin conditions like atopic eczema, onychomycosis, and rosacea in an adult Finnish population.

This case report describes a 27-year-old male with autoimmune polyglandular syndrome type 1, characterized by symptoms including fever, dysarthria, dysphagia, oral candidiasis, nail dystrophy, alopecia, hypoparathyroidism, and dilated cardiomyopathy. The study highlights unique bilateral symmetrical brain calcifications and underscores the syndrome’s diverse manifestations.

In this study, researchers identified the presence of a "spotted lunula" as a rare sign in patients with alopecia areata, detailing its clinical and onychoscopic features.

The document explains various skin conditions and their treatments.

This study developed a method using Convolutional Neural Networks to detect nutritional deficiencies, such as iron, zinc, biotin, and vitamins, through high-resolution images of hair and nails, achieving an 89% accuracy rate in identifying these deficiencies.

In this case report, a patient with alopecia areata-associated nail changes experienced normalization of nail appearance and texture after 11 months of treatment with baricitinib, suggesting that the drug may be an effective option for similar cases, although further research is needed.

A woman's nail separation was likely caused by poor blood flow, and a treatment for similar conditions might help.

This study describes a case series of nine patients experiencing symptoms of selenium toxicity after consuming a liquid dietary supplement with an excess amount of selenium.

This essay discusses the role of the nail in mammalian digit tip regeneration and explores whether nail stem cells are solely responsible for this regenerative ability, with no new results presented.

In this study, follicular unit extraction grafting using a patient's own scalp follicles showed promise in healing chronic ulcers in a woman with recessive dystrophic epidermolysis bullosa.

This article reviews the cutaneous manifestations of COVID-19, highlighting their potential as early indicators of infection, and reports no new clinical results.

This review reports that nail changes such as onycholysis, thin nails, and brittleness are associated with thyroid disorders, highlighting their importance in the early diagnosis of these conditions.

This study found that scalp hair loss is the most bothersome symptom of alopecia areata for both adults and adolescents, highlighting the need for treatments focused on improving scalp hair growth.

This study found that dermoscopy is increasingly accepted among Taiwanese dermatologists, with its use more common among women, younger practitioners, and those with dermoscopy training.

This book compiles papers from a 1988 symposium on human hair follicle research, highlighting collaboration between dermatology and industry, but reports no new clinical findings.

This review discusses biotin's role in nutrition and suggests no benefit to supplementing it for hair, nails, and skin in healthy individuals; it reports preliminary findings that high dosages may help some multiple sclerosis patients.

This study reports that retinol acetate inhibited the pro-oxidant effects of benoxaprofen on polymorphonuclear leucocytes in vitro.

This case report describes a patient with Cronkhite–Canada syndrome, where immunosuppression and nutritional support led to disease remission.

The document concludes that stem cells and their environments are crucial for skin and hair health and have potential for medical treatments.