>There are parts of Scotland that don't get that much direct sun.<
All places on Earth get enough UVA during daylight hours to cause damage to the skin. That’s because UVA is much less dependent than UBV on the angle of the sun (i.e. on the amount of atmosphere to be penetrated).
>The important thing is the skin age appearence and the facial age appearence are not the same.<
Understood—you’ve done a good job of highlighting this distinction.
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