Performing the: A Step-by-Step Tutorial Dumbbell Lying Supine Biceps Curl
Keep your elbows close to your torso at all times and maintain full control of the dumbbells.
Slowly curl the weights while contracting your biceps as you breathe out, keep the rest of your body still.
Continue the movement until your biceps are fully contracted and the dumbbells are at shoulder level. Hold the contracted position for a brief moment as you squeeze your biceps.
Gradually begin to bring the dumbbells back to the starting position as your breathe in. Repeat this for the recommended amount of repetitions.