This 15 minute Tabata style shoulder and arm workout will leave those muscles on FI-AAAAAH! This segment does require weights, moderate and heavy, for sustaining lifts for 20 second bouts.
This 15 minute Tabata style shoulder and arm workout will leave those muscles on FI-AAAAAH! This segment does require weights, moderate and heavy, for sustaining lifts for 20 second bouts.