If you’re looking for a way to combine cardio with strength training, then hop on an elliptical. “Ellipticals are a great all-in-one machine,” says Corey Goldman, a physical therapist with ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most gyms have an elliptical machine. And chances are, someone's on it—and using it incorrectly. The ...