What are UV levels and how can you protect yourself?

This explainer details the health risks associated with UV radiation, including skin cancer and premature aging, while noting the benefits of vitamin D production. It provides guidance on how to interpret the UV Index to minimize harm during periods of extreme heat.
Why it matters
As global temperatures rise, understanding UV exposure is critical for public health and skin cancer prevention.
Image source, AFP via Getty Images By Jennifer Clarke Published 28 June 2024 Updated 22 June 2026 As a period of extreme heat is forecast across the UK this week, UV levels are expected to be high in many areas.
The content is purely informational and based on scientific health guidelines.
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