Abdominal Exercise Guide: Crunches and Assisted Core Workouts #258556 (License: Personal Use)

The top panel depicts a man performing a standard crunch with hands behind his head and knees bent, engaging the rectus abdominis. The bottom panel shows a partner holding the exerciser’s ankles to add resistance while he performs a seated crunch, emphasizing controlled movement and core stability. Both illustrations emphasize proper alignment and breathing technique for effective abdominal training.

Used in fitness guides, workout blogs, physical therapy resources, or exercise apps to demonstrate safe, beginner-to-intermediate core exercises. Matches user intent for learning proper form, avoiding injury, or adding variety to home workouts.