Whether you’re trying to tone up for beach season or simply to improve your core strength, a solid ab workout routine is essential. Although you can do core exercises with little more than a mat, many ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? That said, different ab machines function in very different ways, so it's ...

One of the most popular machines or equipment in a gym, apart from the treadmill and the bench and the cables, is the ab machine. That chair with some weight attached, which you have to pull down in a ...