According to a study carried by the University of Drexel (USA), the action of drawing or colouring instantly results in a diminution of the levels of cortisol, the stress hormone.
Cortisol is secreted when we are stressed, and has a negative impact on the production of collagen, therefore on the firmness and elasticity of the skin. Now can we say that colouring is a form a skincare? We like to think so!