Keep back against support, press evenly. Mistakes: Overarching back, uneven press.
Lift to shoulder height, control the descent. Mistakes: Swinging weights, lifting too high.
Start by holding the dumbbells by your sides with palms facing behind you.
With your arms straight, raise them up until your hands are at shoulder height.
Slowly lower them back to the start position and repeat.
Swinging the weights up with momentum.
Hinging from the hips to pull up weight.
Bending the wrists.