Bruce Lee Lean Abs Training Routine

5 Exercises to Washboard Abs

a) Waist twists – 4 sets of 90 repetitions

b) Sit-up twists – 4 sets of 20 repetitions

c) Leg raises – 4 sets of 20 repetitions

d) Leaning twists – 4 sets of 50 repetitions

e) Frog kicks – 4 sets of 50 repetitions