If you put on sunscreen every single day for nearly five years, your skin will show about a quarter fewer wrinkles and sun spots than if you only use it sometimes.
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Evidence from Studies
Supporting (1)
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Contradicting (0)
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No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.