Instructions:

1. Stand with your feet shoulder-width apart, holding a dumbbell in each hand at shoulder height with your palms facing down.
2. Keeping your core engaged and your back straight, press the dumbbells straight up overhead until your arms are fully extended.
3. Rotate your wrists so that your palms are facing forward.
4. Lower the dumbbells back down to shoulder height, rotating your wrists back to the starting position.
5. Repeat for the desired number of repetitions.