UV rays should not be considered harmful de-facto! Overexposure to UV rays is what causes trouble. Slathering on the sunscreen even when not necessary (like w

UV rays should not be considered harmful de-facto! Overexposure to UV rays is what causes trouble. Slathering on the sunscreen even when not necessary (like walking from point A to point B, or spending 15 minutes outside, is what causes the predominant vitamin D deficiency in the first place.