dumbbell lying one arm press

How to do this exercise

1. Step:1 Lie flat on a bench with a dumbbell in one hand and your feet flat on the ground.
2. Step:2 Hold the dumbbell at shoulder level with your palm facing forward.
3. Step:3 Press the dumbbell upward until your arm is fully extended.
4. Step:4 Pause for a moment at the top, then slowly lower the dumbbell back to the starting position.
5. Step:5 Repeat for the desired number of repetitions, then switch to the other arm.