PERSONAL TRAINER INSTRUCTION :
Place your elbow against the inside of your thigh. Leaning forward, slowly curl the weight with your palm facing up (supinated). Exhale as you curl the weight.
The pressure of your elbow against your leg will help you stabilize the dumbbell (DB) during the curl.
This is an isolation exercise for the biceps brachii. This is not a commonly recommended exercise for individuals looking to lose weight or to change their body composition. This is a common body building exercise.