25DecemberDecember 25, 2012 B-Fit #10 – 4-Minute Interval Workout Series Merry Christmas everyone! If you celebrate, I hope you enjoyed your Christmas-Eve dinners and festivities. In... by Ramzy Dibin Home WorkoutsTags Audience: Beginner, Body Part: Core, Body Part: Lower Back, Equipment: No equipment, Style: HIIT, Time: 4 minutes or less00