Medically reviewed by Mallory Christopherson DC, FMT, CSCS Floor slides can improve your shoulder mobility and spinal ...

Now that the leg tuck is officially no longer part of the Army Combat Fitness Test (ACFT), the only choice that soldiers have is to replace it with plank pose. That means you need to incorporate ...

Begin in a plank position with your feet on the stability ball. Draw the belly button in toward the spine and exhale as you pull your knees toward your chest. Slowly extend the legs to the starting ...