Starting position

1. Stand up with your feet hip-width apart and take dumbbells into your hands, holding them in both hands by your side. 
2. Keep your back straight and your core muscles tense. 

Implementation

1. Slightly bend your knees and lift the dumbbells sideways until they are at your shoulder height. Then slowly bring them back to the starting position. 
2. Lift them directly in front of you. 
3. Repeat the exercise a set number of times.