Home ab workout: crunch exercise for 6-pack abs

A Beginner’s Guide to Ab Crunch Exercises What is the Ab Crunch and How Does it Work? The ab crunch is a fitness exercise that targets the muscles in your abdominal region. It is best performed by lying on your back on a mat, with your head propped up with pillows. It is important to have an exercise mat to avoid any discomfort from laying on wood or concrete floors. When you do the ab crunch, your feet should be flat on the floor and you should have your knees…

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