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Some herbal therapies may help with skin conditions, but more research is needed to confirm their safety and effectiveness.

Erectile dysfunction is increasingly common in men under 40, with many physical and psychological causes, and various treatment options available.

Chitosan nanofiber scaffolds improve skin healing and are promising for wound treatment.

Dermatoscopy and videodermatoscopy are useful for diagnosing and monitoring various skin, hair, and nail conditions.

Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.

Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.

Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.

The niche environment controls stem cell behavior and plasticity, which is important for tissue health and repair.

Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.

Facial feminization surgery is effective in helping transgender women appear more feminine and has high patient satisfaction.

Choosing the right patients, using proper techniques, and having thorough knowledge are key to preventing and managing dermal filler complications.

Understanding the mouse hair cycle is crucial for cancer research.

There are many treatments for permanent hair loss disorders, but their effectiveness varies and there's no clear best option.

Sensitive skin is often caused by nerve fibers and environmental factors, and can be managed with mild skincare and professional advice.

Platelet-rich plasma might help tissue regeneration in dentistry, but results vary and more research is needed.

Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.

Menopause reduces skin collagen and elasticity, and while estrogen therapy can help, its risks require careful consideration.

The document concludes that follicular unit transplantation offers more natural results and better graft survival than older hair transplant methods.

Pregnancy causes skin changes like darkening, hair thickening, nail changes, and increased risk of skin growths, most of which usually resolve after birth.

European guidelines recommend regular eye and ear exams, skin care, vitamin D supplements, and cautious use of medications for managing congenital ichthyoses.

Skin problems can be caused or worsened by physical forces and pressure on the skin.

Wound healing insights can improve regenerative medicine.

Condensed nanofat with fat grafts effectively improves atrophic facial scars.

The extracellular matrix is crucial for controlling skin stem cell behavior and health.

Skin grafts are effective for chronic leg ulcers, especially autologous split-thickness grafts for venous ulcers, but more data is needed for diabetic ulcers.

Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.

Oral retinoids can cause side effects ranging from mild to severe, including birth defects, and require careful monitoring and contraception.

Pregnant women often experience skin and hair changes, with over half getting stretch marks and pigment changes, and should be cautious with cosmetic procedures due to potential risks.

Testosterone replacement may improve sexual desire and bone health in women with low androgen levels, but more research is needed on its long-term safety.

A new hydrogel with stem cells from human umbilical cords improves skin wound healing and reduces inflammation.