1- Stand up straight holding the dumbbells.
2- Lift the dumbbells at shoulder level with elbows pointing down and palms facing each other, this is your starting position.
3- Push the weight in one hand upward until arms are extended overhead.
4- Lower down to initial position, do the same with the other hand and repeat.
Tips and advises:
1- Keep your arms moving in a straight line while pushing the weights up.
2- Try to keep your back straight as possible and avoid excessive arching of it.
Variation:
1- Seated Dumbbell Shoulder Press