Meting up with friends on a Sunday night often means that sooner or later I’m asked how I’d faired in the race I’ve done earlier that day. I do my best to explain what racing in the scorching heat for an hour at full pace with no water feels like, but I always find it difficult to tell the story to my non-racing friends. There are always subtle intricacies that are impossible to explain. This week they looked at me trying to take it all in, before one asked, “Do you ever wake