Index Values
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Exposure Categories
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0 - 2
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Minimal - An index reading of 0 to 2 means minimal danger from the sun's UV rays for the average person.
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3 - 4
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Low - An index reading of 3 to 4 means you may be at risk of skin damage from the sun's rays - many people can experience a sunburn in 45 minutes.
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5 - 6
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Moderate - An index reading of 5 to 6 means you may be at some measurable risk of skin damage due to the sun - many people can experience a burn in only 30 minutes.
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7 - 9
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High - An index reading of 7 to 9 means you may be at high risk of harm from unprotected exposure to the sun - many people can burn in under 15 minutes.
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10 +
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Very High - An index reading of 10 and above means you are at maximum risk of harm from unprotected sun exposure - many people burn in as little as 10 minutes without protection, depending on their skin type.
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