There are two different ways that we can measure our flexibility in any joint: active flexibility and passive flexibility. It is important to know the difference between them and how to use them to achieve your flexibility goals. Active Flexibility Active flexibility is the amount that we can use our own muscles to move into an end range position. So if I want to lengthen my hamstrings and the back of my leg, my active flexibility would be the amount that I could use my hip flexors to bring my leg closer to

The swim through splits (not sure where this term originates, I may have made it up but I don’t think so), are a beautiful transitional movement requiring advanced hip flexibility, strength, and control. I love this transition which can quickly and dramatically take you from sitting on your rump to laying on your belly and, with a little more effort, back again. Below please enjoy a tutorial that breaks this movement down into stages, demonstrating the swim through both with and without assistance from the arms. I only recommend this tutorial to