Most machines you find at the gym are engineered to train specific muscles—usually a primary muscle and one or more secondary muscles. The chest press machine works your pectorals and shoulders, while ...

Several exercise machines may exacerbate lower back pain if a person does not use proper form, or if they have pre-existing back conditions. A person can discuss alternatives with a physical therapist ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Nordic curls are a bit of a gymgoer’s party trick. As you lower the backside of your body backwards ...

Walk into any gym and you’ll be met with a sea of weight machines. With so many options, it’s easy for even the most seasoned lifters to feel overwhelmed. Between the dozen gym machines that claim to ...

Not all gym machines are created equal. In fact, some of them do more harm than good—including the hamstring curl machine. In many cases, machines lock your body into fixed positions that don’t ...

“Hamstrings provide strength and power when accelerating or running uphill,” Alison Staples, coach at &Running in Howard County, Maryland, tells Runner’s World. “The hamstrings cross and act upon two ...

Oluseun Olufade, MD, is an Orthopedic Surgeon and Assistant Professor of Orthopedics at the Emory School of Medicine. Hamstring curls and Romanian deadlifts both strengthen the hamstrings, but they ...