2023年2月9日 · Dr. Laskowski: The abdominal crunch is one of the most common exercises used to train the abdominal muscles. The abdominal crunch targets the abdominal muscles, which are part of your core muscle group. The stronger your core muscles, the easier it is to do most physical activities and sports.

2024年12月29日 · Crunches are an extremely effective compound-muscle ab exercise. When done correctly, they target your upper abdominal, lower abdominal, oblique, and lower back muscles, and have less risk of injury than traditional sit ups.

2019年9月26日 · The crunch is often seen as the gold standard for ab exercises. However, it only targets the abdominal muscles, so it’s not a functional core workout. Crunches can also be hard on your back...

2024年7月9日 · Learn how to do ab crunches using proper form with crunch variations. Follow our step-by-step instructions and tips.

2024年2月10日 · As a core exercise, crunches target your abdominal muscles, specifically working your rectus abdominis (the six-pack muscle) and obliques. They are an extremely effective bodyweight ab exercise that helps build a stronger core.

2024年7月15日 · Here's how to train your six pack muscle. Some people love them while others absolutely hate them. Crunches may be one of the most contentious ab exercises out there.

Crunches are a staple of most ab workout plans, and rightfully so. They are easy to perform, require little to no equipment, and have a ton of variations. Whether you’re a beginner or advanced, there’s a crunch variation for you. The 15 best types of crunches are: