Fab Abs at Home - Plank Target Muscles: transverse abdominis Set Up: From a facedown position on the mat, lift your hips from the ground to support your body weight between your forearms and your toes, aligning your elbows beneath your shoulders.
Reverse crunches are one of the top exercises to build a deep V-cut and defined LOWER ABS. Stick your hands behind your head, tighten your core, and powerfully contract your lower abs — lift your hips off the ground and pull them into your chest.
Crossover Crunch with Reach: lift your upper back from the ground & curl to the right, extending arms & reaching across your body toward your right foot. Hold then return to start & do on opposite side, that's 1 rep. Repeat for reps.