Bret Contreras, PhD dropping in today for staff #armfarm at the #ArmLab aka NSCA HQ AND for #ptcon filming and other content so stay tuned!! ๐ช๐ช #teamnsca #strengthcoach #altitudetraining #armfarm #dbcurlsaroundtheworld โฆ instagram.com/p/ByZGz2xn4XB/โฆ