A hospital worker has told how his painful psoriasis has turned him into a "human snake" after the condition means he sheds his skin every TWO DAYS.<br /><br />Ewan Everton, 20, was diagnosed with the incurable skin condition 11 years ago and now 90 per cent of his body is covered in an angry rash.<br /><br />The condition has got so bad Ewan’s skin sheds completely every two days leaving him in agony and often unable to wear clothes because his skin is so sensitive.