Next Level: Dumbbell Curl vs. Single-Arm Barbell Curl
Raise the bar on your workouts by taking conventional exercise to the NEXT LEVEL.
A small tweak like this can go a long way. By switching to a barbell, you are testing your stability far more than you would be with a dumbbell. You have to concentrate and balance to keep the bar steady, but it’s a battle worth fighting since the payoff is a skin-tearing pump.