DAN REYNOLDS is running for his life.
You wouldn’t know it from his leisurely pace. Striding along on an Assault-Runner treadmill at a storefront gym on the Pacific Coast Highway, the six-footfour, 205-pound singer looks calm and relaxed. To a guy who works out six days a week, moves like Jagger two hours a night to capacity crowds, and dunks basketballs for goofs, today’s run (a warmup for an intense weights session that will rock his legs, shoulders, and stamina) barely registers as a workout.
Still, for the
