26.2 miles is a bloody long way to run, especially over rough tracks, rocky terrain, and through bogs and flooded streams.  So it’s no surprise that for a couple of days after the Lakeland Trails marathon my body has ben feeling knackered. I did my best to feed it.  BOY, did I do my best.  In one of those post-race blurs of pain and delight, I’ve eaten and drunk all the wrong things over the past couple of days.  And...