In this workout Ali focuses on the different types of contractions the muscles of the body go through during an exercise - contraction, eccentric contraction, isometric contraction. Working out this way ensures you are creating long, lean, scuplted muscles - it's hard but the results are worth it! Make sure you have a wall handy - two rounds of isometric squat holds! These are great for labor preparation too!
To make room for your growing baby your 6 pack separates down the midline - this is called a diastasis. Focusing on the deep core muscles of the body helps support the stretched tissue and prevent further damage.
The heart is a muscle and during your pregnancy you need to keep it active and fit - get your cardio hit in this barre workout.