Bosu Single Leg Dumbbell Crunch

Intermediate Level of Difficulty

The single leg Bosu crunch-up is an intermediate core exercise.


Picture of Abdominals


The abdominal muscles (abs) provide movement and support to your core area. The deeper and closer to the spine the particular abdominal muscle is, the more effect over body posture it will have, and this often contributes significantly to a healthy back.

Equipment Used

Picture of Bosu


The BOSU balance trainer stands for "Both Sides Utilized" and is most often used for balance training, various athletic drills and aerobic activities.

Exercise Instructions

bosu single leg dumbbell crunch - step 1

Step 1

Lengthen your body across the Bosu with the small of your back placed on the center.

bosu single leg dumbbell crunch - step 2

Step 2

Crunch-up and and raise your leg at the same time. Fully contract your abs at the top of the motion.

bosu single leg dumbbell crunch - step 3

Step 3

Open yourself back up, stretch out your abdominal wall and repeat.