Stand with feet hip-width apart, holding the dumbbell in a goblet grip.
Step sideways, bending knee to 90 degrees, keeping other leg straight.
Extend to return back to the start position and repeat.
Knee angling out or in too far.
Foot angling out or in too far
Bending the back.
Stand feet spaced shoulder width facing a box.
Jump up using one leg and land onto the box.
Slowly step down and repeat.
Landing heels first.
Rushing repetitions.
Losing balance.
Stand with one foot with the other in front of you slightly.
Squat down on one leg, bringing the other leg forwards as you lower down.
Get to a 90 degree bend then extend back up and repeat.
Knee bending inwards past big toe.
Rushing repetitions.
Lacking control.
Position the barbell across your traps, step back and have feet shoulder width.
Bend your knees to approximately 90 degrees.
Extend back up to the start position and repeat.
Knees caving in past big toes.
Using momentum to drop down.
Bending the back.
Stand straight with a slight bend in the knees.
Hinge forwards, where the weights go down to your mid shins.
Hinge back upwards to the start position.
Arching the back.
Bending the knees too far forward.
Rushing repetitions.