While it might look easy, it demands a lot of strength to hold the position, making it a killer workout for your abs. Besides working your abdominal muscles, the plank also activates your back ...

Core workouts should be about more than just trying to get six-pack abs. In fact, working your deep core—not just the top layer, your rectus abdominis—goes a long way in improving your posture, ...

More than four decades after he first rose to fame in 1981 for his No. 1 hit “Jessie’s Girl” and for his role as Dr. Noah ...

This eight-move routine, developed by a personal trainer, is designed to work all the muscles in your core, boost your ...