Vitamin D, often called the “sunshine vitamin,” is essential for maintaining overall health. It is unique among vitamins because the body can produce it when the skin is exposed to sunlight. Additionally, it can be obtained through certain foods like fatty fish, fortified dairy products, and supplements. Despite its abundance present in sunlight, a survey report from PubMed central suggests that Vitamin D deficiency is extremely common in India, affecting around 70% to almost everyone in the general population. Low levels of this crucial nutrient can have far-reaching consequences for the body, from weakening bones to impacting mental health. Here are five key ways vitamin D deficiency can affect health and overall wellness.