1. Crunch your life away. Ab-focused exercises such as Crunches and Sit-ups have their place. However, most people perform them incorrectly and have other muscular imbalances (weak core, including hips and back) that make this exercise super ineffective and a painful waste of time.
What should you not do for abs?
1. Crunch your life away. Ab-focused exercises such as Crunches and Sit-ups have their place. However, most people perform them incorrectly and have other muscular imbalances (weak core, including hips and back) that make this exercise super ineffective and a painful waste of time.