Keep calm, and color on -- it's National Coloring Book Day! Whether you are a meticulous artist, or have difficulty staying in the lines, check out adult-coloring clubs across Southern California.

When it comes to coloring pages, it's not just for kids. In recent years, coloring for adults has become more popular for its stress-relief benefits. However, you can't ignore the fact that, at the ...

All over the world, adults are pulling coloring books off their shelves and carefully filling designs and patterns with colored pencil, crayon or markers. The adult coloring trend has been going ...