PLANK
PURPOSE
The plank is a fundamental core exercise that builds isometric strength in the abdominals, lower back, and shoulders while improving overall stability and posture.
Primary muscles: Core, Shoulders, Glutes
Equipment: Bodyweight
Difficulty: beginner
PROGRESSIONS
- Knee plank
- Standard plank (hands or forearms)
- Shoulder taps plank
- Plank jacks
- Weighted plank (plate on back)
- Plank walk-ups
- Long lever plank (arms extended forward)
STEP-BY-STEP TECHNIQUE
- Start in push-up position or on forearms
- Elbows under shoulders if on forearms, hands under shoulders if on hands
- Body in straight line from head to heels
- Engage core by pulling belly button toward spine
- Squeeze glutes and quadriceps
- Hold position without letting hips sag or rise
- Breathe steadily throughout
COMMON MISTAKES
- Sagging hips toward floor
- Piking hips up in air
- Letting head drop or look up
- Holding breath
- Placing hands too far forward or back
EXERCISE DEMONSTRATION
TRACK YOUR PROGRESS
SETS
DURATION seconds
REST seconds