Movement:
Lie flat on your back, knees bent, feet on floor. Keep your arms down, parallel to the floor and crunch up by contracting the abdominals (not a full sit up, crunch up so you are just lifting your shoulder blades off the floor).
Movement:
Lie flat on your back, knees bent, feet on floor. Keep your arms down, parallel to the floor and crunch up by contracting the abdominals (not a full sit up, crunch up so you are just lifting your shoulder blades off the floor).