The Sun does More than Just Provide you with Vitamin D. The Sun Boosts you with Vitamin D and also helps you Relieve Pain, Regulate your Hormones, Strengthens Bones, Improves your Immune System, Enhances Nutrient Absorption, Improves your Sleep, Regulates Your Circadian Rhythm, Heals Wounds, and Fights Depression. Get Outside in the Sun and Fresh Air Everyday!