How to do it
Press your supporting forearm into the floor and reach long through the lifted arm.
- 1
Start in a standard plank position with your forearms on the ground and your body in a straight line.
- 2
Engage your core and lift one arm off the ground, extending it forward.
- 3
Hold for a moment, then lower your arm back to the plank position.
- 4
Alternate with the other arm.
- 5
Repeat for the desired number of repetitions or time.
Expert tip
Keep your hips stable and avoid rotating your body to maintain tension on the core and lats.
Common mistakes
- ✕Dropping the head and neck downward
- ✕Sagging the hips toward the floor
- ✕Lifting the arm out to the side