Mike Goddard was sitting on a top-of-the-line, mid-level Matrix abdominal crunch machine at the new Prisco Community Center fitness area, looking wistfully around at a room with almost no other people ...

They may look similar, but choosing the wrong move could slow results—or put extra stress on your spine.

Core training is an important component of any well-rounded fitness program. Yet, with so many exercises to choose from, you may wonder where to start when it comes to building a strong, developed ...