This is not just for kids: the practice generates wellness, quietness and also stimulates brain areas related to motor skills, the senses and creativity. In fact, publishers have lately been launching coloring books specifically for adults and Spanish publisher Espasa released "Coloréitor," with illustrations by well-known cartoonist Forges.

“In countries like France or the UK, coloring books for adults are bestsellers,” reports Huffington Post. “The trend has struck Spain too. The Spanish cartoonist Antonio Fraguas, or Forges, published Coloréitor, 'a de-stress book,' its publishing house proclaims. The psychologist Luis Rojas Marcos says in the preface that 'coloring comforts us, gives us peace, and lets us enjoy ourselves — it even temporarily frees us from daily pressures'.”

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