Travelling this summer? Your fitness doesn't have to take a vacation. Summer means travel, late nights, and a schedule that looks nothing like the rest of the year. For most athletes, it also means weeks away from the box and the creeping anxiety that you'll lose everything you've worked for. The good news? You won't — if you have a plan. Here's how to stay on track and come back in September stronger than when you left. 1. Keep Moving — Even Minimally You don't need a barb