UVA rays (i) can penetrate down into the connective tissue and are the primary cause of immunosuppression and chronic sun-induced damage like premature skin ageing.
UVB rays (i) can reach as far as the deepest cell layers of the epidermis and are the main cause of sunburn, DNA damage and skin cancer.
Basic Recommendations for Sun Protection
With the help of an advice table, it is easy to determine the suitable individual protection factor...
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Solar Spectrum
Sunlight and sun protection
Sunlight consists of a spectrum of various visible and invisible types of radiation with wavelengths ranging from 280 nm to 3000 nm. Radiation emitted by the sun is partly absorbed by the ozone layer.
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Skin's Intrinsic Photoprotection
Its own protection mechanisms make the skin able to protect itself against the negative effects of UV radiation. These mechanisms include...
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3-dimensional Sun Protection
Physical sunscreens are inorganic substances that reflect or scatter UV radiation reaching their surface but do not allow it to penetrate the skin.
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Photoprotection for Highly Exposed Areas
Because facial skin is permanently exposed to the sun and has a thin epidermis, it is at particular risk and unable to respond to the constant UV exposure with adequate thickening of the horny layer.
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Photoprotection for Allergy-Prone Skin
Recommended are sunscreen products containing no fragrance or emulsifiers such as products based on hydrodispersion gels with a high sun protection factor.
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Sun Protection for Medical Conditions
UV radiation can provoke or aggravate a number of skin disorders including lupus erythematosus or herpes simplex and rosacea.
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Photoprotection after Therapy
After acne therapy, peels and anti-aging treatments as well as on scars and after laser treatments.
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