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Alopecia areata is hard to treat, but new targeted therapies show promise.

Menopause causes significant changes in the vaginal introitus, but less so in the labia majora, which may lead to symptoms of vaginal atrophy.

Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.

Researchers successfully isolated and identified key markers of stem cell-enriched human hair follicle bulge cells.

The guidelines suggest reconsidering PCOS criteria for better diagnosis and care.

Activating the Sonic hedgehog gene in mice can start the hair growth phase.

Peptide hydrogels are promising for drug delivery and tissue repair in medicine.

Botulinum toxin can safely and effectively treat facial wrinkles and muscle issues with precise injection techniques.

The conclusion is that women under 35 should start fertility checks after 12 months of trying to conceive, women over 35 after 6 months, and women over 40 should start immediately. The checks should include ovulation status, reproductive tract structure, and male partner's semen evaluation.

There are two types of stem cells in rodent hair follicles, each with different keratin proteins.

3D bioprinting holds promise for medicine but needs more research and clear regulations.

Observers often disagree on ultrasound results for polycystic ovaries, needing better training for consistency.

Men with BPH should discuss potential sexual side effects with doctors before treatment, as some treatments can affect ejaculation.

In vitro skin models are improving but still need more innovation to fully replicate human skin.

Male infertility and genitourinary birth defects are often linked to genetic issues.

Skin cancer is common in elderly nursing home residents, with risk factors including being male, having light skin, outdoor work history, and smoking. Regular skin checks are recommended.

ABCG2 protein marks stem-like skin cells in human epidermis.

About 50% of 46, XY DSD cases lack a genetic diagnosis, but advanced sequencing methods improve detection.

Higher BMI and lower testosterone are linked to more aggressive prostate cancer.

Actinic keratosis is more common in older men with certain genetic traits, but smoking seems to reduce its odds.

Epigenetic and metabolic changes affect stem cell function and aging in skin.

Neural organoids show promise for future CNS disease treatments.

New research shows that skin diversity is influenced by different types of dermal fibroblasts and their development, especially involving the Wnt/β-catenin pathway.

Recognizing race-specific skin traits is crucial in pediatric dermatology.

Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.

A scalp infection by Mycobacterium abscessus can cause hair loss even in healthy individuals and may be misdiagnosed.

Botulinum toxins are safe for various medical and cosmetic uses, but more research is needed for long-term safety and effectiveness in hair growth treatments.

Rural Bangladeshi girls mature later than peers in other low and middle-income countries due to poor nutrition and socioeconomic conditions.

Intense pulsed light is a safe and effective way to thin hair for East Asians after hairline surgery.

Nivolumab treatment led to hair regrowth in a man with metastatic melanoma and alopecia areata.