Getting the 6-pack you need for the summer has never been easier with these workouts — If you want that 6-pack, look no further. I’ve found three abdominal workouts that are the most effective for developing a strong core. Let’s dive in! The Quickest Way to Lose Calories on the Treadmill
Burn over 300 calories in just 15 minutes of walkingmedium.com The 3 best ab workouts These workouts include the third most effective abdominal workout, performed with a standard crunch exercise, the Captain's chair, and the bicycle crunch.