![Seasonal Affective Disorder (SAD); Red Light Therapy](http://recoverred.com/cdn/shop/articles/Depositphotos_279305336_S_300x.jpg?v=1675614228)
Seasonal Affective Disorder (SAD); Red Light Therapy
Some people are born more sun sensitive than others. People who have an extreme sensitivity to sunlight are born with a rare disease known as xeroderma pigmentosum (XP). They must take extreme measures to protect their skin from ultraviolet (UV) light.
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