21s
Targets:
Biceps
How to do
21s
Perform 7 lower half curls, stopping halfway. Follow with 7 upper half curls, starting from the halfway point to the top. Finish with 7 full-range curls.
Perform 7 lower half curls, stopping halfway. Follow with 7 upper half curls, starting from the halfway point to the top. Finish with 7 full-range curls.