Performing the: A Step-by-Step Tutorial Dumbbell Lying One Arm Press
Slowly lower the dumbbell by bending your elbow until your upper arm is parallel to the ground, keeping your wrist straight and aligned with your forearm.
Pause for a moment when your elbow reaches the same height as your shoulder.
Push the dumbbell back up to the starting position, fully extending your arm but without locking your elbow.
Repeat the exercise for your desired number of repetitions before switching to the other arm.