Nick Jonas has us in chains for his six-pack. The "Jealous" crooner and his washboard abs appear on the December cover of Men's Fitness, and we might never be the same. Sure, we've seen Nick's gym ...

Nick Jonas is inspiring major fitness goals. The 24-year-old star has grown up before his fans' very eyes, and in the December issue of Men's Fitness, he reveals how he went from a "teen idol" to ...

Love The Fitness Marshall's high-intensity hip-hop cardio routines but intimidated by the pace? This slower jam is for you. Nick Jonas's "Close" is flawlessly choreographed with a beat and rhythm ...