Stand up straight on a step set on a decline.
You may need some support on the side to help you.
With your feet hips width apart, keep your gaze ahead and back straight.
Move your weight onto the leg you will be exercising.
Hold your elevated leg in front of you.
Bend your leg, ensuring your knee travel directly forwards over your outer toes.
Push your buttocks back behind you and keep your back straight and gaze ahead.
When your thighs are horizontal, place your elevated leg back on the step and use both legs to stand up straight.