Should you put sunscreen on every 2 or 3 hours?

As a result, always remember to apply your sunscreen properly and consistently every two hours when outdoors or swimming. By doing so, you'll ensure that your skin remains protected against sun damage, premature aging, and potential health risks associated with prolonged UV exposure.



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The notion that you should apply two fingers' length worth of sunscreen is, in fact, a myth. This one-size-fits-all approach fails to account for the fact that individuals have different face sizes and hand sizes. Relying on such measurements can result in either insufficient or excessive protection.

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But suffice it to say that if you mix sunscreen, the maximum SPF you'll get is the higher of the two you started with, she said. And you'll likely end up diluting it instead. In fact, if the two sunscreens use different active ingredients to protect you from the sun, they could end up compromising one another.

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