It is usually recommended when doing the Abdominal Crunch to not anchor your feet under anything as it activates the hip flexors.
While this is very true, here is a variation where you DO need to anchor your feet under something.
|Countdown Alternating Sets for Legs|
|Shred Your Back and Chest With a Superset of In-Set Supersets|
|The Great Big List of Calorie-Free Foods|
|How to Gain an INCH on Your Arms in 6 Minutes|
And see every new exercise and training technique the moment I load it up!
Want six-pack abs that pop? How about a wasp-tight waist or a flatter stomach? These new abdominal exercises will get you there.