Lunges target muscles that help stabilize the hip and knee joints — but if performed incorrectly, they can actually do more ...

Stand on your exercise mat with your feet hip-width apart, holding a kettlebell with both hands. Step one leg back into a low ...

The bird-dog works the gluteal muscles. It also exercises the back extensor muscles, which attach to the back of the spine and allow a person to stand, bend, and lift objects. To perform the bird ...