1: Looking for quick and effective ab workouts? Check out these 2 must-try circuits perfect for busy schedules.

2: Circuit 1: Plank variations like side planks and plank twists target your core in just minutes a day.

3: Circuit 1 also includes mountain climbers and Russian twists for a complete ab workout in no time.

4: Circuit 2: Try exercises like bicycle crunches and leg raises for a killer ab workout in just 15 minutes.

5: Add in flutter kicks and sit-ups to Circuit 2 for a well-rounded routine that fits into any busy day.

6: Both circuits are designed to be quick and effective, making them ideal for those with hectic schedules.

7: With just a few minutes a day, you can strengthen your core and improve your overall fitness level.

8: Don’t let a busy schedule hold you back from achieving your fitness goals – try these ab circuits today.

9: Incorporate these 2 must-try ab circuits into your routine for quick and effective results, even with a tight schedule.