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This study reported that the treatment of hair with glyoxylic acid straighteners causes major conformational changes within the hair fiber due to interactions between carbonyl and keratin components.

This narrative review concluded that lifestyle factors such as nutrition, sleep, exercise, and social interactions play key roles in improving skin health and well-being with aging, and suggests social media campaigns could promote beneficial lifestyle changes in the future.

In this study, oral supplementation with NMN for 12 weeks in middle-aged Japanese women significantly increased hair growth density and diameter and improved subjective assessments of hair texture and quality of life, with no significant changes in hair hormone concentrations observed.

This study found that while most women reported aesthetic improvement after PRP facial injections, objective skin analyzer data showed no significant changes, but midface volume improvement was more likely in those with lower platelet counts and higher estradiol levels.

This study found that applying 0.005% latanoprost topically to eyelashes significantly increased their length and darkened their color in healthy volunteers over three months, without causing any side effects or changes in intraocular pressure compared to a placebo.

This study details how very long human hair naturally ages, showing cuticle wear and internal fiber changes that may inform new hair care product designs.

Cosmetics enhance beauty, fix defects, and intimidate enemies, with varying cultural standards and alternative methods.

This study reports that among men, skin surface hydration and pH change with age, but transepidermal water loss and sebum production show less variation.

This review summarizes physiologic skin changes during pregnancy and specific pregnancy-related dermatoses but reports no new clinical results.

This study found that Camellia sinensis (tea) extracts may protect hair from UV-induced damage and color change, with efficacy linked to higher concentrations of key compounds like catechins.

This study found that in people with leprosy sequelae, ulcers on the lower limbs exhibited decreased microbial diversity and reduced abundance of specific bacteria compared to normal skin, with skin metabolites closely linked to these microbial changes.

This study found that while the number of dermatology outpatient visits in eastern China remained stable post-pandemic, the distribution of diagnoses, such as acne and allergic dermatitis, significantly changed.

This study observed that the biophysical properties of hair in Caucasian females with brown hair significantly change with age, and smoking or being overweight was linked to smaller hair cross-sectional areas.

In this randomized, placebo-controlled study, Kūlaris supplementation significantly improved quality of life for participants with mild-to-severe acne over 12 weeks, though no significant changes in general skin health measures were observed compared to placebo.

This chapter reviews hair anatomy, hair shaft structure, and various cosmetic treatments that can alter or damage hair, but it presents no new research findings.

This review discusses the research and development of vesicular carriers to enhance the delivery and effectiveness of active ingredients in cosmetic products, reporting no new clinical results.

This review discusses female pattern hair loss, its psychological impact, and available treatments but provides no new clinical findings; the authors emphasize early intervention for better outcomes.

In this study, bleaching and perming were found to significantly reduce opiate concentrations in both spiked and naturally opiate-positive human hair samples.

This article reviews innovations in hair cosmetics, focusing on esthetic procedures and products in the Indian market, and reports no new experimental findings.

This study reviewed and categorized dermatological drugs for pregnancy and lactation according to new FDA labeling guidelines, which replaced simplistic letter categories with detailed information, aiming to improve prescribing decisions by addressing both maternal and paternal reproductive potential.

This study found that platelet-rich plasma may effectively increase hair follicle numbers in men with androgenetic alopecia, but changes in hair thickness plateaued after the second injection.

This study proposes an innovative treatment for stretch marks by combining skinbooster and microneedling techniques, which induce tissue remodeling and collagen synthesis, and suggests using confocal microscopy as a valuable tool for monitoring skin changes in aesthetic dermatology.

This study found that menopause alters hair lipids and reduces hair quality, with hormone replacement therapy mitigating some changes.

This study observed a fourfold increase in striae rubrae among people under 20 during the COVID-19 outbreak, potentially linked to lifestyle changes like sedentary behavior and weight gain.

In this study, pigmentary changes were the most common skin changes observed in pregnant women, affecting over 90% of the participants.

This chapter reviews common cosmetic dermatology techniques but presents no new findings; it discusses treatments like emollients and laser therapy for conditions like photoaged skin and acne scarring.

This study found that a cosmetic foam reduced the telogen rate in men with androgenetic alopecia, suggesting a potential benefit against male pattern hair loss.

In this review, the authors examined the potential benefits of using wood tar in dermatology and cosmetics in Sub-Saharan Africa, based on its historical application in skin care and its worldwide usage.

This study found that quercetin-loaded solid lipid nanoparticles demonstrated positive protective effects on human hair against UV-B light, as they controlled microscopic surface roughness, reduced chemical changes, and minimized protein loss in vitro compared to other treatments.

This study investigated the effects of heat-treated Limosilactobacillus fermentum LM1020 on hair growth and reported increased hair density, improved cellular activity, and beneficial scalp microbiota changes in patients with androgenetic alopecia over 24 weeks.