Bleary-eyed, you slowly have a little stretch, pull away the duvet and swing your legs off the bed. It's early, the alarm has just gone off and you could do with another hour of sleep but, never mind, you're awake now. You stand up and immediately a searing pain bursts to life through your heel. The kind of pain like standing on a Lego brick, a three pin plug. The kind of pain that could cause you to tear the nipples off a koala, if only it would give you some relief. I k