Abdominal muscles are body armour. They help protect your vital organs from damage. They keep your body performing at maximum and, when the clothes come off, they make you look terrific. This workout is the anvil where that armour is fashioned.
Plank exercises benefits are many. The plank is one of the best overall core conditioners around, and unlike crunches, it keeps your spine protected in a neutral position. Here are 3 ab workouts to strengthen core and lose excess belly fat.