Get into a position on the floor supporting your weight on your forearms and toes. Arms are bent and directly below the shoulder. 

Keep your body straight at all times and hold this position as long as possible. To increase difficulty an arm or leg can be raised while performing this exercise.  

Το διάγραμμα εμφανίζει τους μύς με την μεγαλύτερη δραστηριότητα σε αυτήν την άσκηση