1
Stand on a flat weight bench with feet hip-width apart, torso upright, core engaged, holding a dumbbell in each hand at sides with neutral grip
2
Maintain neutral spine and forward gaze, distribute weight evenly across both feet, keep dumbbells at arm's length with shoulders packed
3
Lower body by bending knees and hips simultaneously, descending into a lunge position with the rear leg extended behind, front knee tracking over toes, dumbbells held at sides
4
Drive through front heel and extend knees and hips to return to standing position on the bench, squeeze quadriceps at top, return to starting posture before next repetition