The skin may appear to be nothing more than a casing for your inner soul, or a surface to be shaved, sprayed, powdered, moisturised, lotioned, painted and otherwise controlled for reasons of beauty, comfort or vanity. However, it’s been clear for a long time now that the skin is not only the largest human organ but also one of the most vital in the body: its functions are far more complex and diverse than predicted decades ago.
As with our eyes, ears, nose and tongue, the skin is one of five sensory organs that channel information to