Performing the: A Step-by-Step Tutorial Alternate Biceps Curl
Now, keeping the upper arms stationary, exhale and curl the weight while contracting your biceps, continue to raise the weight until the biceps are fully contracted and the dumbbell is at shoulder level.
Hold the contracted position for a brief pause as you squeeze your biceps.
Then inhale and slowly begin to lower the dumbbell back to the starting position.
Repeat the process with the other arm, alternating between both arms for the duration of your set.