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Human hair follicles produce and respond to erythropoietin, helping protect against stress.

Cellular senescence has both cancer-blocking and cancer-promoting effects, and targeting senescent cells may improve health and lifespan.

Scientists discovered a new way UVB light increases skin pigmentation through the ATP-P2X7 pathway.

Hair usually grows back 1-3 months after treatment for anagen effluvium, and children with Loose Anagen Hair Syndrome often improve by adolescence.

Hominis Placenta helps hair grow back by increasing cell growth and a specific growth factor.

Radiofrequency treatment helps rejuvenate skin by boosting collagen and blood vessel growth.

Premature graying of hair may suggest health issues and currently lacks effective treatments.

Topical treatments can deliver active molecules to skin stem cells, potentially helping treat skin and hair disorders, including skin cancers and hair loss.

The document explains various skin conditions and their treatments.

Chitosan and surface-deacetylated chitin nanofibers may help treat hair loss.

The Brazilian Society of Dermatology agrees that oral isotretinoin is effective for acne and other skin conditions, and it's safe when monitored, but more research is needed on dosing and duration.

A substance from a specific gel helped to grow hair effectively in mice, suggesting it could potentially be used to treat hair loss in humans.

Inositol and arginine solutions improve hair follicle health and turnover.

Modulating Cytochrome P450 activity could help develop new skin disease treatments.

Mollusc egg extract helps skin and hair cells grow and heal.

Marine-derived saccharides may help reduce aging effects on skin and hair by promoting cell growth and collagen production.

Skin stem cells interacting with their environment is crucial for maintaining and regenerating skin and hair, and understanding this can help develop new treatments for skin and hair disorders.

Coffee berry extract may help slow skin aging and prevent hair loss.

Cinnamomum osmophloeum leaf extract may help treat hair loss by promoting hair growth and increasing hair cell proliferation.

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.

Sun exposure after laser hair removal can cause skin darkening, which is hard to treat and requires avoiding UV light.

Some skin conditions look like acne but are caused by drugs, and they usually get better when the drug is stopped.

UV photography can help identify people at higher risk for skin cancer, and male pattern baldness at age 45 is linked to a higher risk of certain skin cancers.

Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.

The document concludes that protecting skin from the sun, avoiding smoking, and using treatments like Minoxidil and Finasteride can help manage skin and hair aging.

Fat-derived stem cells can help protect and repair skin stem cells from aging caused by UV light.

Sunlight simulation causes skin inflammation, with different skin types reacting at different levels of exposure.

Melatonin protects skin and hair from damage and stress by acting as an antioxidant and influencing cell growth.

The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.

Chemotherapy and radiotherapy can cause skin side effects like rashes, hair loss, and nail changes, which are usually managed with conservative treatments.