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Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.

Particles around 100 nm can penetrate and stay in hair follicles without passing through healthy skin, making them safe for use in topical products and useful for targeted drug delivery.

Nanotechnology in dermatology shows promise for better drug delivery and treatment effectiveness but requires more safety research.

Nanotechnology improves cosmetics' effectiveness and safety.

The document concludes that careful surgical methods and choosing the right materials are key for successful scalp, skull, and frontal sinus reconstruction.

Nanoparticles can speed up wound healing and deliver drugs effectively but may have potential toxicity risks.

The commentary suggests that certain hair and skin care products may be linked to frontal fibrosing alopecia, but not sunscreens, and calls for more thorough research on the causes.

Women with Telogen Effluvium have lower levels of Zinc and Iron in their hair.

Sunscreen particles were not found in inflamed or fibrotic areas of skin in FFA patients, suggesting no direct link to the disease.

Nanoparticles can enter the skin, potentially causing toxicity, especially in damaged skin.

The new method extracts keratin from hair faster and better, and the resulting product improves blood clotting and wound healing, with potential for personalized treatments.

Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.

Cerament effectively corrected forehead irregularities in one patient, and various surgical techniques successfully reconstructed perioral soft tissue in 14 patients.

The new A-design punch for hair restoration surgery may lead to smaller scars compared to other types.

Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.

Medium-sized particles penetrate hair follicles better than smaller or larger ones, which could improve delivery of skin treatments.

Free tissue transfer is highly effective for fixing exposed implants after skull surgery.

Quickly get finasteride from tablets using easy methods.

The herbal hair dye is a safe and eco-friendly alternative to conventional dyes.

Microneedling improves hair growth in androgenetic alopecia when combined with minoxidil.

Compression therapy improved ankle movement, reduced leg swelling, and lessened pain in patients with venous leg ulcers.

Eyebrow hair transplants can regrow after high-dose radiation therapy.

Post-implantation erythema is a red skin condition after medical device implantation that sometimes goes away on its own.

Scalp reduction surgery is safe and effective for certain patients with hair loss, leading to dense hair coverage and high satisfaction.

Improving artificial vascular grafts requires better materials and surface designs to reduce blood clotting and support blood vessel cell growth.

Air pollution worsens skin diseases and aging by causing inflammation and oxidative stress.

Niosomes are a promising, stable, and cost-effective drug delivery system with potential for improved targeting and safety.

Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.

The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.

Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.