If you are looking for a stomach exercise book, there are numerous different approaches you can take - but they all have the same goal - strengthening and improving your abs.

People turn to stomach exercise books for three main reasons:

Appearance - a flat stomach just looks better
Performance - all athletes and sports people know that a strong core is essential for and physical activities
Rehab - a strong core can help prevent and rehabilitate many common injuries, such as low back problems.

Fortunately there's a great selection of stomach exercise books available. These are just a handful of the many choices:

Pilates for a Flat Stomach: Core Strength in Just 15 Minutes a Day: Perfect Abs in Just 15 Minutes a Day
A Flat Stomach ASAP: The Look You Want in Just Six Weeks
The Abs Diet: The Six-Week Plan to Flatten Your Stomach and Keep You Lean for Life
Get on the Ball for Great Abs: Exercises to Flatten Your Stomach and Strengthen Your Core
Firm Abs, Flat Stomach: In Only 30 Days

Simply performing a few of the sit ups you remember from school is not sufficient to get your abs in shape. As these titles illustrate, there is a whole world of different methods to get your abs in shape. Which one will do it for you?