Vitamin D is essential for immunity, bones, and overall health but overdoing supplements can quietly lead to dangerous and even life-threatening complications.

Can you be too self-confident? Too expressive? Too nice? Too smart? This post will explore the idea that many psychological variables, including personality traits and some skills and abilities are ...

Get vitamin A in foods like red bell peppers, sweet potatoes and eggs. But talk to a health care provider before trying a vitamin A supplement. Researchers wanted to know, too, so they conducted a ...