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Measurement of Aerosols Optical Thickness of the Atmosphere using the GLOBE Handheld Sun Photometer
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Modern sun protection.

Sebastian Singer1, Sigrid Karrer1, Mark Berneburg1

  • 1Department of Dermatology, University Hospital Regensburg, Franz-Josef-Strauß-Allee 11, 93053 Regensburg, Germany.

Current Opinion in Pharmacology
|February 8, 2019
PubMed
Summary
This summary is machine-generated.

Modern sun protection needs to go beyond ultraviolet (UV) rays, incorporating protection against visible light (VIS) and near-infrared A (IRA) to prevent skin aging and cancer. New strategies include lifestyle changes, advanced sunscreens, and environmental safety considerations.

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Area of Science:

  • Dermatology
  • Photobiology
  • Environmental Science

Background:

  • Traditional sun protection focuses solely on ultraviolet (UV) radiation.
  • Emerging evidence suggests visible light (VIS) and near-infrared A (IRA) also contribute to skin photoaging and cancer.
  • Current UV filters may pose environmental risks, such as coral bleaching.

Purpose of the Study:

  • To evaluate the necessity of expanding sun protection strategies beyond UV radiation.
  • To explore the potential benefits of shielding skin from VIS and IRA radiation.
  • To address the environmental impact of sunscreen ingredients.

Main Methods:

  • Review of preliminary data on the effects of UV, VIS, and IRA radiation on skin.
  • Analysis of current prophylactic approaches, including sun avoidance and textile protection.
  • Consideration of topical antioxidants and DNA repair enzymes for enhanced photoprotection.
  • Examination of environmental concerns related to UV filters.

Main Results:

  • Preliminary data indicate potential harm from VIS and IRA radiation, including photoaging and cancer induction.
  • Expanded sun protection strategies should encompass shielding against longer wavelengths.
  • Antioxidants and DNA repair enzymes may offer supplementary photoprotective benefits.
  • Environmental impact of certain UV filters is a growing concern requiring further investigation.

Conclusions:

  • Modern sun protection requires a comprehensive approach addressing UV, VIS, and IRA radiation.
  • Lifestyle modifications and advanced topical agents can enhance skin defense.
  • Future research must prioritize photoprotective solutions that are both effective and environmentally sustainable.