Since we know many of you will be heading to music festivals over the next few months (including one particular desert festival next weekend), we consulted The Rockstar Remedy author Dr. Gabrielle Francis — doctor to rock acts like Mötley Crüe, Aerosmith, and Courtney Love — to find out how she keeps musicians on tour healthy, no matter where they are. She's got a few kickass tips on how to stay in tip-top shape and full of energy, so you don't leave the weekend feeling totally wrecked.