The standing EZ-bar curl is a popular exercise targeting the biceps. It is commonly performed for moderate to high reps as part of an upper-body or arm-focused workout. Many gyms even have EZ-bars at fixed weights, allowing for easy weight changes.
Benefits
Many lifters find the EZ-bar easier on the wrists, elbows, and shoulders than a straight bar
Builds size and strength in the biceps
Easy to make more difficult by controlling tempo or adding pauses