If you want to improve your posture and strength, focusing on your midsection is key.

This guide explores 15 effective plank variations designed to challenge your muscles.
To keep seeing progress, you must introduce new challenges to your abdominal muscles. This is why professional athletes incorporate multiple types of planks into their conditioning programs.
Adding arm or leg lifts creates an asymmetrical load, which is the ultimate test for your deep core strength. Quality always beats quantity; even thirty seconds of a difficult variation with perfect technique is better than minutes of poor form.
Whether you are a beginner or an advanced athlete, these variations offer something for everyone. Read the complete guide to learn how to execute each variation with perfect form.