This one goes out to anyone who has experienced even the slightest instability during yoga class. Nothing wrecks a yoga flow -- or any exercise routine, for that matter -- more than feeling like you're going to fall over. But fear not: The simple sequence of stability poses in the Udaya video above could be the key to fixing that. LA-based instructor Casey Alyssa demonstrates the basic tools you need to build balance -- an important skill to have when engaging in any movement on and off the yoga mat.