Crunches: Best Abdominal Workout for a Flat Stomach

The Abdominal Crunch or Crunches is one of the most common abdominal exercises. It primary works and tones the Rectus Abdominis. This is a simple Ab Exercise that does not need fancy equipments or gadgets. You can do this almost every where, particularly in your own homes. What is the difference between Crunches and Sit […]