Nothing worse than having to poo while in the middle of a run, and no bathrooms in sight.

If you picture you are running towards a bathroom, it makes the exercise more intense. The effort to clench your butt cheeks to prevent the poo will make your legs and ass ripped like a Greek god.

But if you feel like you’ll be bad in the stomach, never do leg presses, or any leg exercise in general. Ever. No clenching will prevent you from tragedy