5 Abs Exercises That Are More Effective Than Crunches

There are no question crunches can do quite a lot to flatten your belly, but they are not the most effective work out when it comes to a flat belly. In reality crunches only target some of your ab muscles, which means that should you reduce your workout on crunches only, the rest of your core stays idle.

A number of fitness trainers recommend planks or workout routines using a medicinal ball as opposed to crunches simply because these concentrate on your entire core.

Here is an article which teaches you abs exercises that are better than crunches.