Eighteen months away from competition changes an athlete. For Sam Sills, returning to the start-line with the British windsurfing team at the European Championships was not just a comeback — it was the culmination of a long, often painful fight simply to keep going. Injury had taken him out of the sport for a year and a half, leaving him unable to train, unable to race, and, at times, unable to do very much at all. The road back wasn’t marked by clear milestones or neat progr