Stand with feet shoulder width, with the dumbbells by your sides.
Raise your shoulders up and slightly back, briefly pausing at the top.
Slowly lower to start position and repeat.
Raising shoulder forwards.
Dropping shoulders down.
Rushing repetitions.
Stand with your feet spaced at shoulder width, holding the dumbbells by your sides.
Start by lifting your shoulders up and slightly back, squeeze at the top then slowly lower them back to the start position. Keep the rest of your body stable throughout the exercise. Repeat for the desired amount of repetitions.
Avoid shrugging forward or dropping your shoulders down without control.